Home Supplier Discovery Construction & Decoration Reducer Concentric Reducer Factories & Companies
Total 580 concentric reducer factories & companies found with 1,740 products. Source high quality concentric reducer from our great selection of reliable concentric reducer manufacturing factories.

CZIT DEVELOPMENT CO., LTD.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Steel Pipe Fittings , Steel Flanges , Stainless Steel Fittings , Steel Pipes , Bright Annealed Tube
Mgmt. Certification:
ISO 9001, ISO 14001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Tianjin, Tianjin

Wenzhou Ruite Pipe Fittings Co., Ltd.

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

Zhejiang Jiede Pipeline Technology Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Stainless Steel Pipe Fittings , Flange
Mgmt. Certification:
ISO9001:2015, ISO14001:2015, OHSAS18001:2007, API Specification Q1
Factory ownership: Limited Company
R&D Capacity: Own Brand, ODM, OEM
Location: Wenzhou, Zhejiang

Guangzhou Kingmetal Steel Industry Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Trading Company
Main Products: Carbon Steel Pipe , Stainless Steel Pipe , Alloy Steel Pipe , Pipe Fitting and Flange
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ASME
Factory ownership: Limited Company
R&D Capacity: OEM, Own Brand
Location: Guangzhou, Guangdong

WENZHOU YOUMING PIPE FITTINGS CO., LTD.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Pipe Fittings , Elbow , Tee , Reducer , Flange
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Wenzhou, Zhejiang

Zhejiang Chanyat Power Engineering Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Other
Main Products: Pipe Fitting , Valve , Flange , Forging Fitting , Bw Fitting
Mgmt. Certification:
ISO 9001
Factory ownership: Private Owner
R&D Capacity: OEM, ODM, Own Brand
Location: Hangzhou, Zhejiang

Weifang Yinuo Casting Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Rigid Coupling , Flexible Coupling , U-bolted Mechanicaltee , Mechanical Tee (grooved) , Mechanical Tee (threaded)
Mgmt. Certification:
ISO9001:2008
Factory ownership: Limited Company
R&D Capacity: Own Brand
Location: Weifang, Shandong

Shandong Luyuan Fire Technology Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Grooved Couplings , Fire Sprinkler Pipe Fittings , Elbow , Tee , Mechanical Tee
Mgmt. Certification:
ISO 9001, ISO 14001, ISO 14000, ANSI/ESD
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Weifang, Shandong

Jinan Vking International Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory
Main Products: Flange , Pipe Fittings , Pipe , Elbow , Tee
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 20000, ANSI/ESD, ASME
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Jinan, Shandong

Shijiazhuang Beihai Pipe Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Trading Company
Main Products: Pipe , Pipe Fitting , Flange , Elbow , Reducer
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Shijiazhuang, Hebei

Hainan Huatongxinda Trade Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Elbow , Flange , Pipe Fitting , Tee , Reducer
Mgmt. Certification:
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Haikou, Hainan

Topline Stainless Limited

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Ball Valves , Butterfly Valves , Pipe Fittings , Manhole Cover , Dairy Fittings
Mgmt. Certification:
ISO 9001, ASME
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Wenzhou, Zhejiang

Shanghai Vast Link Industrial Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company , Group Corporation
Main Products: Press Steel Fittings , Grooved Steel Fittings , Socket Weld Steel Fitting , Butt Welding Steel Fitting , Thread Steel Fitting
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Shanghai, Shanghai

Shanghai Houdong Metal Group Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company , Other
Main Products: API Pipe , SSAW Pipe , Seamless Pipe , Steel Fittings , Flange
Mgmt. Certification:
ISO 9001, ISO 14001
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Shanghai, Shanghai

HEBEI HONGCHENG PIPE FITTINGS CO., LIMITED

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory
Main Products: Pipe Fittings , Flange , Valve , Steel Pipe , Gasket
Mgmt. Certification:
ISO9001:2015, ISO14001:2015, OHSAS18001:2007
Factory ownership: Limited Company
R&D Capacity: ODM, OEM
Location: Shanghai, Shanghai

Hebei Shengtian Pipe-Fitting Group Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Pipe Fitting , Flange
Mgmt. Certification:
ISO9001:2008, ISO14001:2004, OHSAS18001:2007, Q/SY1002.1-2013
Factory ownership: Limited Company
R&D Capacity: Own Brand
Location: Cangzhou, Hebei

Wenzhou J&O Fluid Control Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory
Main Products: Sanitary Stainless Steel Valves , Sanitary Ball Valves , Hygienic Ball Valve , Sanitary Butterfly Valve , Sanitary Mix-Proof Valve & Reversing Valve
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Wenzhou, Zhejiang

Zhejiang Sailing Steel Industry Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Stainless steel pipe
Mgmt. Certification:
ISO 9001:2015
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Wenzhou, Zhejiang

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

Suzhou Aftinox Flow Control Technology Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory
Main Products: Sanitary Valve , Pipe Fitting , Sanitary Pump , Tank , Manhole
Mgmt. Certification:
ISO 9001, ISO 14001, ISO 14000, ISO 20000, ISO 14064...
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Suzhou, Jiangsu

Weifang Changle Jixiang Casting Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Sand Casting , Grooved Fittings , Coupling , Elbow , Flange
Factory ownership: Limited Company
R&D Capacity: Own Brand, ODM, OEM
Location: Weifang, Shandong
Production Lines: 6

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 Ace Machinery Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Mixing Tank , Storage Tank , Fermentation Tank , Reactor , Milk Cooling Tank
Mgmt. Certification:
ISO 9001, GMP
Factory ownership: Limited Company
R&D Capacity: OEM, Own Brand
Location: Wenzhou, Zhejiang

Hefei Lamat Piping Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Pipe Fitting , Steel Flange , Ductile Iron Valve , S. S. / Brass Valve
Mgmt. Certification:
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Hefei, Anhui

Shandong King Metals Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Valve , Fitting , Flange , Cast Iron Product , Forging
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM
Location: Qingdao, Shandong

Wenzhou Tychen Fluid Equipment Co., Ltd.

China Supplier - Gold MemberGold Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Pneumatic Actuator , Electric Actuator , Pneumatic Angle Seat Valve , Limit Switch Box , Valve Positioner
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM
Location: Wenzhou, Zhejiang

DEYI Equipment Industries Limited

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Sanitary Valves , Sanitary Pipe Fittings , Sanitary Union , Filter , Cleaning Ball
Mgmt. Certification:
ISO 9001, ISO 9000
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Wenzhou, Zhejiang

Chengdu Derbo Steel Co., Ltd.

China Supplier - Diamond MemberDiamond Member
Business Type: Manufacturer/Factory , Trading Company
Main Products: Steel Pipe , Seamless Steel Pipe , Welded Steel Pipe , Stainless Steel Pipe , Carbon Steel Pipe
Mgmt. Certification:
ISO 9001
Factory ownership: Limited Company
R&D Capacity: OEM, ODM, Own Brand
Location: Chengdu, Sichuan
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Category

Industrial Equipment & Components (350) Manufacturing & Processing Machinery (331) Construction & Decoration (278) Metallurgy, Mineral & Energy (226) Tools & Hardware (186) Chemicals (81) Agriculture & Food (75) Auto, Motorcycle Parts & Accessories (72) Electrical & Electronics (65) Instruments & Meters (35) More

Management Certification

ISO 9001 (281) ISO 14001 (89) ISO 9000 (82) OHSAS/ OHSMS 18001 (38) ISO 14000 (37) ISO 20000 (28) ASME (25) ANSI/ESD (21) ISO9001:2015 (21) IATF16949 (21) QC 080000 (15) ISO 14064 (15) ISO9001:2008 (14) HSE (12) GMP (11) BSCI (10) OHSAS18001:2007 (8) ISO14001:2015 (8) BS 25999-2 (7) Others (6) ISO 13485 (6) QHSE (6) ISO 29001 (5) ISO 10012 (5) ISO14001:2004 (5) GAP (5) TS16949 (4) ISO 50001 (4) ISO 17025 (4) QSR (3) AIB (3) SHE Audits (3) IFS (3) PAS 28000 (3) SA 8000 (2) LEED (2) BRC (2) ISO 22000 (2) EICC (2) WRAP (2) HACCP (2) IRIS (1) BREEAM (1) HQE (1) ISO45001:2016 (1) FSC (1) SEDEX (1) More

R&D Capacity

OEM (260) ODM (171) Own Brand (167) Others (6)

Annual Revenue

<1 Million USD (74) 10 ~ 50 Million USD (57) >100 Million USD (56) 5 ~ 10 Million USD (43) 2.5 ~ 5 Million USD (33) 50 ~ 100 Million USD (31) 1 ~ 2.5 Million USD (15) More

No. of Employees

51-200 People (123) 5-50 People (96) 201-500 People (63) Less than 5 People (14) 501-1000 People (11) Above 1000 People (6) More

Province & Region

Zhejiang (183) Hebei (129) Shandong (61) Jiangsu (56) Shanghai (40) Tianjin (24) Guangdong (20) Shaanxi (11) Henan (11) Beijing (9) Liaoning (8) Fujian (8) Shanxi (7) Hunan (4) Anhui (2) Sichuan (2) Hainan (1) Jilin (1) Chongqing (1) Yunnan (1) Hubei (1) More