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Home Supplier Discovery Metallurgy, Mineral & Energy Steel Pipe & Tube Black Square Pipe Factories & Companies
Total 2,000+ black square pipe factories & companies found with 6,000+ products. Source high quality black square pipe from our great selection of reliable black square pipe manufacturing factories.

Permanent Steel Manufacturing Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Seamless Steel Pipe , Piling Pipe , ERW Pipe , Spiral Welded Pipe , LSAW Steel Pipe
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: ODM
Location: Changsha, Hunan
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Tags: Pipe Factory, Square Pipe Factory, Black Pipe Factory

Jinan Jiujin Steel Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Steel Pipe , Steel Plate , Steel Bar , Stainless Steel Pipe , Stainless Steel Sheet
Mgmt. Certification:
ISO 9001, ISO 20000
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Jinan, Shandong
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Tags: Pregalvanized Square Pipe Company, Galvanised Square Pipe Company, Structure Square Pipe Company

Wu Xi Qingxiang Steel Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Stainless Steel Plate , Stainless Steel Pipe , Stainless Steel Coil
R&D Capacity: OEM
Location: Wuxi, Jiangsu
Production Lines: Above 10
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Tags: Square Weld Pipe Factory, Oil Square Pipe Factory, Hydraulic Square Pipe Factory

Shandong Great Steel Co., Ltd

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Welded Steel Pipe , Ductile Iron Pipe , Seamless Steel Pipe
Mgmt. Certification:
ISO 9001, ISO 14064
Factory ownership: Limited Company
R&D Capacity: Own Brand, ODM, OEM
Location: Liaocheng, Shandong
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Tags: Square Scaffolding Pipe Company, Square Retangular Pipe Company, Lsaw Square Pipe Company

Tianjin Boer King Steel Import and Export Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Trading Company
Main Products: Steel Pipe , Casing Pipe , Seamless Steel Pipe , ERW Steel Pipe , High Pressure Boiler Tube
Mgmt. Certification:
Nil
Factory ownership: Limited Company
R&D Capacity: OEM, Own Brand
Location: Tianjin, Tianjin
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Tags: Square Steel Pipe Factory, Din Square Pipe Factory, Round Square Pipe Factory

Zhongye Metal Products (Shandong) Co., Ltd

China Supplier - Diamond MemberDiamond Member
Business Type: Trading Company
Main Products: Seamless Carbon Steel Tubes , Alloy Tubes , High-Pressure Boiler Tubes
Mgmt. Certification:
Nil
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Liaocheng, Shandong
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Tags: Galvnaized Square Pipe Company, Smls Square Pipe Company, Titanium Square Pipe Company

Jiangsu Zhengkuan Iron And Steel Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Steel Pipe , Steel Plate , Steel Coil , Aluminum Coil , Stainless Steel
Mgmt. Certification:
ISO9001:2015
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Wuxi, Jiangsu
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Tags: Square Furnace Pipe Factory, Ss Square Pipe Factory, Construction Square Pipe Factory

Qingdao Hengjia Technology Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Galvanized Steel Pipe , Stainless Stele Pipe , Carbon Welded Steel Pipe , Alloy Steel Pipe , Carbon Seamless Steel Pipe
Mgmt. Certification:
ISO 9001, QC 080000, BSCI, BRC, SA 8000
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Qingdao, Shandong
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Tags: Hollow Square Pipe Company, Stainless Square Pipe Company, Erw Square Pipe Company

Tianjin RuiTong Iron & Steel Co., LTD.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Erw Steel Pipe , Galvanised Steel Pipe , Square and Rectangular Pipe , Spiral Steel Pipe
Mgmt. Certification:
ISO9001:2015
Factory ownership: Limited Company
R&D Capacity: Own Brand, ODM, OEM
Location: Tianjin, Tianjin
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Tags: Seamless Square Pipe Factory, Carbon Square Pipe Factory, Ms Square Pipe Factory

China Primee Group Limited

China Supplier - Diamond MemberDiamond Member
Business Type: Trading Company
Main Products: Steel Pipe , Galvanized Steel Pipe , Steel Coil , Galvanized Steel Coil , Steel Sheet
Mgmt. Certification:
ISO 9001, ISO 14001, QC 080000, ISO 50001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Primee
Location: Tianjin, Tianjin
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Tags: Gi Square Pipe Company, Square Pipe Dimensions Company, Formed Square Pipe Company

Jiangsu Rylision Steel Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Stainless Steel Sheet , Stainless Steel Plate , Stainless Steel Pipe , Stainless Steel Tube , Stainless Steel Coil
Mgmt. Certification:
ISO 9001, BSCI, ANSI/ESD, ASME
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Wuxi, Jiangsu
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Tags: Hdg Square Pipe Factory, Furniture Square Pipe Factory, Nickel Square Pipe Factory

LIAOCHENG HUAJIAN STEEL CO., LTD.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Wear Resistance Steel Plate , Round Bar , Seamless Steel Pipe , Hot Rolled Steel Plate , Ms Checkered Steel Plate
Mgmt. Certification:
ISO 9001, ISO 9000
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Liaocheng, Shandong
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Tags: Structural Square Pipe Company, Square Plastic Pipe Company, Square Iron Pipe Company

Zhejiang Zhong Ding Iron and Steel Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: 304 Stainless Steel Plate
Mgmt. Certification:
ISO 9001, ISO 14001
Factory ownership: Limited Company
Location: Ningbo, Zhejiang
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Tags: Square Stee Pipe Factory, Anticorrosive Square Pipe Factory, Gavanized Square Pipe Factory

Zhong Neng Steel Union (qingdao) Heavy Industry Co., ...

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company , Other , Group Corporation
Main Products: Carbon Steel , Stainless Steel , Galvanized Steel , Aluminium Alloy , PPGI&Gl
Mgmt. Certification:
ISO 9001, ISO 14001, BRC
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Qingdao, Shandong
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Tags: Square Tube Pipe Company, Mild Square Pipe Company, Black Coated Pipe Company

Zhejiang Hang Heavy Technology Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory
Main Products: Various steel pipes , steel tubes , such as ERW steel pipe , LSAW steel pipe , SSAW steel pipe
Mgmt. Certification:
ISO9001:2008, ISO14001:2004, OHSAS18001:2007
Factory ownership: Limited Company
R&D Capacity: Own Brand
Location: Hangzhou, Zhejiang
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Tags: Black Pipe Prices Factory, Mild Black Pipe Factory, Black Pipe China Factory

Shandong Jht Steel Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Hot Rolled Coil/Sheet/Strip/Pipe , Cold Rolled Coil/Sheet/Strip , Galvanized Coil/Sheet/Strip/Pipe , PPGI Coil/Sheet/Strip , Stainless Coil/Sheet/Strip
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Jinan, Shandong
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Tags: Black Round Pipe Company, Black Steel Pipe Company, Black Pipe Support Company

TIANJIN BOER KING STEEL CO., LIMITED

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Group Corporation
Main Products: Seamless Steel Pipe , Boiler Tube , Casing Pipe , Alloy Steel Pipe
Factory ownership: Limited Company
Location: Tianjin, Tianjin
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Tags: Black Oiled Pipe Factory, Cr Black Pipe Factory, Black Rectangle Pipe Factory

Shandong Liaocheng Yuanhetai Steel Products Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Seamless steel tube
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: ODM, OEM
Location: Liaocheng, Shandong
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Tags: Black Seamless Pipe Company, Scaffolding Black Pipe Company, Black Bending Pipe Company

Wuxi Walmay Steel Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Stainless Steel Sheet / Plate , Stainless Steel Pipe / Tube , Stainless Steel Coil /Strip , Stainless Steel Bar /Rod , Steel Angle Bar / Channel Bar / H Beam
Mgmt. Certification:
ISO 9001, ISO 14001, BSCI, ANSI/ESD
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Wuxi, Jiangsu
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Tags: Ms Black Pipe Factory, Black Carbon Pipe Factory, Black Annealed Pipe Factory

Jinan Jiyang Xinchengyuan Iron and Steel Trade Center

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Cold Rolled Steel Coil , Hot Rolled Steel Coil , Galvanized Steel Coil , Seamless Steel Pipe
Mgmt. Certification:
ISO 9001, IATF16949
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Jinan, Shandong
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Tags: Black Painting Pipe Company, J Pipe Company, Woven Pipe Company

Shandong Xinghuasheng Steel Group Co., Ltd

China Supplier - Diamond MemberDiamond Member
Business Type: Trading Company
Main Products: Carbon Steel Product , Steel Rebar , Galvanized Steel Products , Prepainted Steel Series , Stainless Steel Products
Mgmt. Certification:
ISO 9001, ISO 14001, ISO 50001
Location: Jinan, Shandong
Production Lines: 5
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Tags: Mgo Pipe Factory, Trail Pipe Factory, Pipe Suppiler Factory

TIANJIN SHENGTENG INTERNATIONAL TRADING CO., LTD.

China Supplier - Diamond MemberDiamond Member
Business Type: Trading Company
Main Products: Steel Tube/Pipe , Solar Steel Brackets/Accessories , Steel Coil/Sheet , Steel Nail , Pet Iron Cage
Mgmt. Certification:
ISO 9001, ISO 14001, ISO 14064
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Tianjin, Tianjin
Click here to send inquiry Add to Inquiry Basket
Tags: Lance Pipe Company, Kovar Pipe Company, Ta Pipe Company

Jiangsu Xinyi Steel Industry Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Stainless Steel , Carbon Steel , Galvanized Products , Aluminum , Copper
Mgmt. Certification:
ISO 9001
Location: Wuxi, Jiangsu
Click here to send inquiry Add to Inquiry Basket
Tags: Spe Pipe Factory, Pipe Test Factory, Transportation Pipe Factory

Wuxi Xin Fu Rui Metal Material Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Stainless Steel Coil , Stainless Steel Sheet , Stainless Steel Tube
Mgmt. Certification:
ISO 9001
R&D Capacity: OEM, ODM
Location: Wuxi, Jiangsu
Production Lines: Above 10
Click here to send inquiry Add to Inquiry Basket
Tags: Factory Pipe Company, Pipe Brushes Company, Mirro Pipe Company

Songchen Steel Co., Ltd

China Supplier - Diamond MemberDiamond Member
Business Type: Trading Company
Main Products: Steel Rebar , Galvanized Steel , Hot Coil , Cold Coil , PPGI
Factory ownership: Limited Company
Location: Jinan, Shandong
Main Markets: Southeast Asia/ Mideast
Click here to send inquiry Add to Inquiry Basket
Tags: Pickup Pipe Factory, Electrial Pipe Factory, Tpco Pipe Factory

Shandong Tianrun High Quality Steel Metal Materials ...

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Steel Plates , Steel Coil , Galvanized Steel Coil , Galvanized Steel Pipe , Color Coated Coil
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Liaocheng, Shandong
Click here to send inquiry Add to Inquiry Basket
Tags: Chromium Pipe Company, Stainlss Pipe Company, Quality Pipe Company

Shanghai Yiwancheng Import and Export Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Trading Company
Main Products: Aluminum Plate/Sheet , Aluminum Rod/Bar , Aluminum Tube/Pipe , Aluminum Disc/Circle , Aluminum Wire
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Suzhou, Jiangsu
Click here to send inquiry Add to Inquiry Basket
Tags: Golden Pipe Factory, Sgs Pipe Factory, Pipe Prices Factory

Mydehow Steel (Tianjin ) Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Trading Company
Main Products: Steel Pipe/Carbon Steel Pipe/Seamless Steel Pipe/Seamless Tube/Steel Tube/Aluminum Products/Galvanized Products
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Factory ownership: Limited Company
R&D Capacity: ODM
Location: Tianjin, Tianjin
Click here to send inquiry Add to Inquiry Basket
Tags: Ornament Pipe Company, Shoulder Pipe Company, Chinese Pipe Company

Wuxi Dingyu Xinda Special Steel Co., Ltd

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Steel Tube , Carbon Steel Pipe , Welded Tube , Seamless Pipe , Stainless Steel Tube
Mgmt. Certification:
ISO 9001, BSCI
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Wuxi, Jiangsu
Click here to send inquiry Add to Inquiry Basket
Tags: Apl Pipe Factory, Hygeian Pipe Factory, Sheet Pipe Factory

SHAANXI RUIYANG IMPORT EXPORT CO., LTD.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Steel Pipe , Fasteners , Stainless Steel Wire Rope , Titanium , Titanium Tube
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, BSCI
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand, good
Location: Xi'an, Shaanxi
Click here to send inquiry Add to Inquiry Basket
Tags: Groove Pipe Company, Pipe Structure Company, Rectangle Pipe Company
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Category

Construction & Decoration (1,340) Manufacturing & Processing Machinery (1,281) Industrial Equipment & Components (1,256) Tools & Hardware (1,101) Metallurgy, Mineral & Energy (808) Auto, Motorcycle Parts & Accessories (657) Light Industry & Daily Use (471) Electrical & Electronics (461) Furniture (405) Transportation (244) More

Management Certification

ISO 9001 (1,647) ISO 14001 (706) ISO 9000 (479) ISO9001:2015 (378) ISO 14000 (268) IATF16949 (249) BSCI (242) OHSAS/ OHSMS 18001 (223) ISO 20000 (217) Others (198) ISO14001:2015 (177) QC 080000 (176) GMP (163) ISO 14064 (149) HSE (127) ASME (80) ISO 13485 (66) ANSI/ESD (64) ISO 10012 (58) FSC (55) SEDEX (53) ISO 22000 (53) ISO 17025 (50) QHSE (49) BRC (49) BS 25999-2 (48) ISO 50001 (46) HACCP (44) SA 8000 (43) ISO45001:2016 (43) IFS (41) ISO 29001 (41) GAP (41) PAS 28000 (40) LEED (39) EICC (38) WRAP (37) QSR (37) AIB (35) HQE (35) SHE Audits (34) BREEAM (32) ISO9001:2008 (19) ISO14001:2004 (8) OHSAS18001:2007 (8) SA8000:2014 (1) More

R&D Capacity

OEM (2,372) ODM (1,990) Own Brand (1,381) Others (66)

Annual Revenue

<1 Million USD (1,064) 10 ~ 50 Million USD (37) 2.5 ~ 5 Million USD (32) 1 ~ 2.5 Million USD (26) 5 ~ 10 Million USD (24) >100 Million USD (20) 50 ~ 100 Million USD (15) More

No. of Employees

5-50 People (621) 51-200 People (366) Less than 5 People (78) 201-500 People (77) 501-1000 People (23) Above 1000 People (7) More

Province & Region

Guangdong (602) Shandong (542) Zhejiang (406) Jiangsu (324) Hebei (299) Fujian (95) Shanghai (90) Tianjin (82) Henan (73) Anhui (47) Hunan (31) Hubei (24) Liaoning (20) Jiangxi (20) Beijing (19) Shaanxi (18) Sichuan (16) Shanxi (16) Chongqing (6) Hainan (3) Yunnan (2) Ningxia (1) Hongkong S.A.R. (1) Gansu (1) Inner Mongolia (1) Guangxi (1) Jilin (1) Heilongjiang (1) Guizhou (1) More

Member & Type

Suppliers with verified business licenses.Diamond Member
Suppliers with verified business licenses.Gold Member
Suppliers reviewed by inspection services.Audited Supplier

Recommended Factories

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Hot Products:

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Black Square Pipe Factories & Companies:

Welcome to one of the largest China B2B marketplace. This black square pipe company list contains a wide range of black square pipe factories serving all industries. This trusted vertical directory contains premier China suppliers/vendors, trading companies, custom manufacturers (OEM/ODM) and plants. They are experienced China exporting manufacturers offering tens of thousands of high-quality, competitive pricing products to distributors, wholesalers, resellers, and buyers. You can buy best budget black square pipe in bulk or cooperate with some ideal ones of these credible suppliers for your import/export business on our b2b portal Made-in-China.com.
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