Home Supplier Discovery Industrial Equipment & Components Ball Valve Straight Welded Factories & Companies
Total 2,000+ straight welded factories & companies found with 6,000+ products. Source high quality straight welded from our great selection of reliable straight welded manufacturing factories.

Zhengzhou Maierda Petroleum Equipment Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Trading Company
Main Products: Casing Centralizers , Float Equipment , Pipes & Rods , Cementing Tools , Couples & Crossovers
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Zhengzhou, Henan

Qingdao Gd Machinery Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Hydraulic Cylinder , Hydraulic Power Unit , Hydraulic Fitting , Hydraulic Manifold , Custom Hydraulic Cylinder
Mgmt. Certification:
ISO 9001, ISO 14001, IATF16949
Factory ownership: Limited Company
R&D Capacity: OEM, Own Brand
Location: Qingdao, Shandong

Qingdao Xinhuiying Steel Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory
Main Products: Steel Fabrication
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Qingdao, Shandong

Ningbo LD Hydraulic Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Hydraulic Cylinder , Hydraulic RAM , Telescopic Cylinder , Tie Rod Cylinder , Welded Tube Cylinder
Mgmt. Certification:
ISO 9001, ISO 14001
Factory ownership: Limited Company
R&D Capacity: OEM, Own Brand
Location: Ningbo, Zhejiang

Changzhou LiAn Hydraulic Equipment Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Cylinder , Hydraulic Cylinder , Hydraulic Hoist , Large Cylinder , Machining Components
Mgmt. Certification:
ISO9001:2015, ISO14001:2015
Factory ownership: Limited Company
R&D Capacity: ODM, OEM, Own Brand
Location: Changzhou, Jiangsu

Yangzhou Yafei Machinery Manufacturing Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Metal Mesh Belt , Stainless Steel Mesh Belt
Mgmt. Certification:
ISO9001:2015
Factory ownership: Limited Company
R&D Capacity: ODM, OEM, Own Brand
Location: Yangzhou, Jiangsu

Wenzhou Joneng Valves Co., Limited

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Butterfly Valve , Diaphragm Valve , Check Valve , Pipe Fitting , Sample Valve
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Wenzhou, Zhejiang

WENZHOU SANTHAI VALVE PIPE FITTING CO., LTD.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Butterfly Valve; Ball Valve; Check Valve; Sanitary Valve; Diaphragm Valve
Mgmt. Certification:
ISO9001:2008
Factory ownership: Limited Company
R&D Capacity: Own Brand, ODM, OEM
Location: Wenzhou, Zhejiang

Wenzhou Xusheng Machinery Industry and Trading Co., ...

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Sanitary Valves , Sanitary Pipe Fittings , Sanitary Tank Components
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Factory ownership: Limited Company
R&D Capacity: ODM, OEM
Location: Wenzhou, Zhejiang

Wenzhou Nuomeng Technology Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Valve , Sanitary Valve , Butterfly Valve , Sanitary Pipe Fitting , Sanitary Pipe
Mgmt. Certification:
ISO9001:2015, ISO14001:2015
Factory ownership: Limited Company
R&D Capacity: Own Brand, ODM, OEM
Location: Wenzhou, Zhejiang

Jiangyin Longyu Stainless Steel Pipe Industry Co., Ltd

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Pipe , Steel Pipe , Stainless Steel Pipe , Seamless Stainless Steel Pipe , Precision Stainless Steel Pipe
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: Own Brand
Location: Wuxi, Jiangsu

Liaocheng Shengteng New Material Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Seamless Steel Pipe , Carbon Steel Plate , Galvalume Coil , PPGI Roof , H Beam
Mgmt. Certification:
ISO 9001, BSCI, ANSI/ESD
Factory ownership: Limited Company
R&D Capacity: ODM, OEM
Location: Liaocheng, Shandong

Hebei Cangrun Pipeline Equipment Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Galvanized High Strength Steel Pipes , Carbon Steel Seamless Stainless Steel Elbow , Carbon Steel Thread Tee , Carbon Steel FF RF Blind Butt Welding Flange , Carbon Steel Cap
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Cangzhou, Hebei

Guangzhou Jisun Automation Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Tube Bending Machine; Tube End Forming Machine; Tube Cutting Machine
Mgmt. Certification:
ISO 20000
Factory ownership: Limited Company
R&D Capacity: ODM, OEM, Own Brand
Location: Guangzhou, Guangdong

Guangdong Shunde Seko Machinery & Technology Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Pipe Production Line; Polishing Machine; Weld Bead Roller Machine; Weld Tracking System; Bright Annealing Machine
Mgmt. Certification:
ISO9001:2015
Factory ownership: Limited Company
R&D Capacity: ODM, OEM
Location: Foshan, Guangdong

Tianjin Datong Industry and Trade Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Steel Nails/Iron Nail/Screw , Steel Wire/Iron Wire , Wire Mesh , Steel Pipe , Steel Profile/Purlin
Mgmt. Certification:
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Tianjin, Tianjin

Taicang Global Machinery Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Tube Mill Line , Roll Forming Machine , Slitting Line , Cut to Length Line
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM, Own Brand
Location: Suzhou, Jiangsu

Multishine Import and Export (Yangzhou) Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Pipe Mill , Steel Coil Slitting Line , Fasteners , Bolts and Nuts , Screws
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14064, ISO 13485...
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Yangzhou, Jiangsu

Wenzhou Longva Light Industrial Machinery Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company , Other , Group Corporation
Main Products: Mixing Tanks , Tank Accessories , Sanitary Valves , Sanitary Pipe Fittings , Pumps
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14000, IATF16949, GMP...
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Wenzhou, Zhejiang
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Category

Manufacturing & Processing Machinery (1,338) Industrial Equipment & Components (1,297) Tools & Hardware (848) Construction & Decoration (824) Metallurgy, Mineral & Energy (704) Auto, Motorcycle Parts & Accessories (432) Transportation (318) Electrical & Electronics (304) Instruments & Meters (293) Chemicals (127) More

Management Certification

ISO 9001 (1,299) ISO 14001 (541) ISO 9000 (408) ISO9001:2015 (246) ISO 14000 (220) OHSAS/ OHSMS 18001 (192) ISO 20000 (181) IATF16949 (168) BSCI (147) QC 080000 (137) HSE (130) ISO 14064 (127) GMP (120) ISO14001:2015 (109) Others (107) ASME (85) ANSI/ESD (62) ISO 13485 (48) BS 25999-2 (42) ISO 10012 (42) ISO 17025 (38) ISO 22000 (36) SA 8000 (35) BRC (34) QHSE (33) HACCP (32) ISO 50001 (32) QSR (31) ISO 29001 (31) FSC (31) SEDEX (31) WRAP (29) GAP (29) EICC (29) HQE (28) ISO45001:2016 (27) PAS 28000 (26) IFS (26) SHE Audits (26) LEED (25) AIB (24) BREEAM (24) ISO9001:2008 (16) ISO14001:2004 (8) OHSAS18001:2007 (8) TS16949 (5) IRIS (1) More

R&D Capacity

OEM (1,656) ODM (1,317) Own Brand (1,047) Others (35)

Annual Revenue

<1 Million USD (741) 10 ~ 50 Million USD (50) 2.5 ~ 5 Million USD (36) 5 ~ 10 Million USD (34) 1 ~ 2.5 Million USD (24) >100 Million USD (22) 50 ~ 100 Million USD (17) More

No. of Employees

5-50 People (479) 51-200 People (253) 201-500 People (70) Less than 5 People (51) 501-1000 People (20) Above 1000 People (8) More

Province & Region

Shandong (463) Zhejiang (449) Jiangsu (313) Hebei (248) Guangdong (161) Shanghai (92) Tianjin (73) Henan (60) Fujian (50) Hubei (42) Anhui (30) Hunan (23) Beijing (22) Shaanxi (20) Liaoning (18) Sichuan (14) Shanxi (11) Jiangxi (10) Chongqing (6) Hainan (2) Guizhou (1) Hongkong S.A.R. (1) Heilongjiang (1) Guangxi (1) Inner Mongolia (1) More