Astm A234 Concentric Reducers Total 87 manufacturers & suppliers found with 261 products
Audited Supplier
Manufacturer/Factory
Carbon Steel Pipe , Stainless Steel Pipe , Copper Nickel Tube , Heat Exchanger Tube , Boiler Tube
OEM, Own Brand
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001, ANSI/ESD, ASME
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US$ 20 / Piece1000 Pieces (MOQ) -
US$ 5 / Piece5 Pieces (MOQ)
-
US$ 5 / Piece5 Pieces (MOQ)
Manufacturer/Factory
Compensator , Metal Bellows , Expansion Joint , Dismantling Joint , Flanges
OEM, ODM, Own Brand
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
-
US$ 1 / Piece10 Pieces (MOQ)
-
US$ 1 / Piece10 Pieces (MOQ)
-
US$ 1 / Piece10 Pieces (MOQ)
Manufacturer/Factory
Forged Flanges , Steel Elbows , Steel Tees , Steel Reducers , Steel End Caps
OEM, ODM
ISO 9001
-
US$ 3 / Piece1 Piece (MOQ)
-
US$ 3 / Piece1 Piece (MOQ)
-
US$ 3 / Piece1 Piece (MOQ)
Manufacturer/Factory
Pipe Fittings , Elbow , Bends , Reducer , Tee
Response Time≤3h
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
-
US$ 0.5 / Piece1 Piece (MOQ)
-
US$ 0.5 / Piece1 Piece (MOQ)
-
US$ 0.5 / Piece1 Piece (MOQ)
Manufacturer/Factory
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
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001
-
US$ 0.1 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 0.14 / Piece1 Piece (MOQ)
Hebei Shengtian Pipe-Fitting Group Co., Ltd.
Since 2013 Suppliers with verified business licenses
5.0
2000+
Plant Area
110
Number of Employees
Manufacturer/Factory
, Trading Company
Pipe Elbow , Pipe Tee , Pipe Cap , Pipe Reducer , Pipe Bend
Own Brand
ISO9001:2015, ISO14001:2015, ISO45001:2018
-
US$ 4.8 / Piece100 Pieces (MOQ)
-
US$ 2 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
Audited Supplier
Manufacturer/Factory
, Trading Company
Steel Pipes , Pipes Fittings , Socket Fittings , Flange , Angle Bar
OEM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ASME
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 0.11 / Piece50 Pieces (MOQ)
-
US$ 0.5 / Piece5 Pieces (MOQ)
Hainan Huatongxinda Trade Co., Ltd.
Since 2017 Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
Elbow , Flange , Pipe Fitting , Tee , Reducer
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
-
US$ 0.6 / Piece1 Piece (MOQ)
-
US$ 0.6 / Piece1 Piece (MOQ)
-
US$ 0.6 / Piece1 Piece (MOQ)
SYI Industrial Co., Ltd.
Since 2007 Suppliers with verified business licenses
5.0
2000+
Plant Area
90
Number of Employees
Manufacturer/Factory
, Trading Company
manhole cover , grating , ductile iron pipe fitting , adapter and coupling , valve
Own Brand, ODM, OEM
ISO9001:2015
-
US$ 5 / Piece100 Pieces (MOQ)
-
US$ 5 / Piece100 Pieces (MOQ)
-
US$ 5 / Piece100 Pieces (MOQ)
Manufacturer/Factory
, Trading Company
Pipe Fittings , Flanges , Valves , Pipe Hangers and Clamps , Pipe Nipples
OEM, ODM
ISO 9001
-
US$ 1200 / Ton1 Ton (MOQ)
-
US$ 1200 / Ton1 Ton (MOQ)
-
US$ 1200 / Ton1 Ton (MOQ)
Manufacturer/Factory
Fin Tube , Fin Tube Heat Exchanger , Air Cooler , Fin Tube Radiator , Economizer
OEM, ODM
ISO 9001, ISO 14001, ASME
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
Hebei Pipeline Equipment HN Co., Ltd.
Since 2017 Suppliers with verified business licenses
5.0
Manufacturer/Factory
Steel Pipes , Pipe Fittings (Elbow Tee Reduer Cap...) , Flange , Pipe Spool , Thermal Insulation Pipe
OEM, ODM
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001, ASME
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 0.7 / Piece1 Piece (MOQ)
Manufacturer/Factory
Ductile Iron Pipe and Fitting , Steel Pipe and Fitting , Valve , Manhole Cover , Coupling
OEM, ODM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
-
US$ 900 / Ton1 Ton (MOQ)
-
US$ 900 / Ton1 Ton (MOQ)
-
US$ 900 / Ton1 Ton (MOQ)
Manufacturer/Factory
, Trading Company
Steel Pipe , PPGI Coil/Sheet , PPGI Roofing Sheet , Galvanized Steel Coil , Galvanized Steel Sheet
OEM, Own Brand
ISO 9001, ISO 14001, IATF16949, HSE, ANSI/ESD...
-
US$ 0.1 / Piece10 Pieces (MOQ)
-
US$ 0.1 / Piece10 Pieces (MOQ)
-
US$ 0.1 / Piece10 Pieces (MOQ)
Manufacturer/Factory
, Trading Company
, Group Corporation
Ss Pipe , Stainless Steel Seamless Steel Pipe , Steel Pipe , Welded Tube , Stainless Steel Thick-Walled Tube
OEM, ODM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
Manufacturer/Factory
, Trading Company
Mixing Tank , Storage Tank , Emulsifying Tank , Cooling Tank , Milk Cooling Tank
ISO 9001
Wenzhou, Zhejiang
-
US$ 10 / Piece1 Piece (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
-
US$ 10 / Piece1 Piece (MOQ)
Manufacturer/Factory
, Trading Company
Pipe Fitting , Flange , Valve , Carbon Steel Pipe , Gasket
OEM, ODM
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001, HSE, ASME...
-
US$ 0.25 / Piece1 Piece (MOQ)
-
US$ 0.25 / Piece1 Piece (MOQ)
-
US$ 0.5 / Piece10 Pieces (MOQ)
Hebei Shenhao Pipe Fittings Manufacturing Co., Ltd.
Since 2023 Suppliers with verified business licenses
4.0
400
Plant Area
26
Number of Employees
Manufacturer/Factory
, Trading Company
Elbows , Flangs , Pipe Caps , Tees , Threads
ODM, OEM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
-
US$ 50 / Piece1 Piece (MOQ)
-
US$ 50 / Piece1 Piece (MOQ)
-
US$ 50 / Piece1 Piece (MOQ)
Manufacturer/Factory
Seamless Steel Pipe , Piling Pipe , ERW Pipe , Spiral Welded Pipe , LSAW Steel Pipe
ODM
ISO 9001
-
US$ 0.2 / Piece1 Piece (MOQ)
-
US$ 2.5 / Piece1 Piece (MOQ)
-
US$ 0.2 / Piece1 Piece (MOQ)
Manufacturer/Factory
Ductile Iron Pipes &Pipe Fittings , Manhole Covers , Flanges , Valves , Flange Adaptor
OEM, Own Brand
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 22000
-
US$ 0.1 / Piece1 Piece (MOQ)
-
US$ 0.1 / Piece1 Piece (MOQ)
ANQING GREAT WALL PIPELINE CO., LTD.
Since 2019 Suppliers with verified business licenses
5.0
123
Plant Area
10
Number of Employees
Trading Company
Hot Tapping Machine , Sandwich Valve , Pipe Cutting Machine , Flange Adaptor , Repair Clamps
ODM, OEM
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001
-
US$ 1 / Piece10 Pieces (MOQ)
Manufacturer/Factory
, Trading Company
Forged Flange , Elbow , Tee , Reducer , Cap
OEM, ODM
ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
-
US$ 1 / Piece1 Piece (MOQ)
Manufacturer/Factory
, Trading Company
Steel Pipe Fittings
OEM
ISO 9001
-
US$ 0.08 / Piece1 Piece (MOQ)
Aqua Fitting Pipe Tech (Beijing) Co., Ltd.
Since 2017 Suppliers with verified business licenses
5.0
Manufacturer/Factory
, Trading Company
Flange Adaptor , Gate Valve , Quick Adaptor , Dismantling Joint , Tapping Saddle
OEM, ODM, Own Brand
ISO 9001
-
US$ 10 / Piece10 Pieces (MOQ)
Manufacturer/Factory
, Trading Company
Pipe Fittings , Flanges , Forged Fittings , Steel Pipes , Bolts and Nuts
OEM, ODM, Own Brand
ISO 9001, ISO 14001, ANSI/ESD
-
US$ 379.4 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
Xiamen Bluesea Piping Systems Co.,Ltd.
Since 2024 Suppliers with verified business licenses
4.0
9.81 Mil
Annual Revenue
55
Plant Area
10
Number of Employees
Trading Company
SS Flange , CS Flange , Alloy Steel Forged , Nickel Alloy Forged , Forged Ring
OEM
ISO 9001, ISO 14001
-
US$ 0.5 / Piece10 Pieces (MOQ)
-
US$ 0.5 / Piece10 Pieces (MOQ)
-
US$ 0.5 / Piece10 Pieces (MOQ)
Zhejiang Chanyat Power Engineering Co., Ltd.
Since 2016 Suppliers with verified business licenses
5.0
120
Plant Area
6
Number of Employees
Trading Company
Pipe; Fitting; Flange
OEM, ODM, Own Brand
ISO9001:2015, ISO14001:2015, ISO45001
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
-
US$ 1 / Piece1 Piece (MOQ)
Manufacturer/Factory
, Trading Company
Iron Casting , Steel Casting , Aluminum Casting , Precision Casting , Machining Part
OEM, ODM
ISO 9001, IATF16949
-
US$ 1 / Piece100 Pieces (MOQ)
-
US$ 1 / Piece100 Pieces (MOQ)
-
US$ 1 / Piece100 Pieces (MOQ)
WENZHOU HEBO FLUID CO., LTD
Since 2021 Suppliers with verified business licenses
4.0
Manufacturer/Factory
, Trading Company
Sanitary Stainless Steel Pipe Fitting , Sanitary Stainless Steel Valves , Industrial Stainless Steel Pipe Fitting , Industrial Stainless Steel Valve , Flange
OEM
ISO 9001
-
US$ 1.5 / Piece1 Piece (MOQ)
-
US$ 1.5 / Piece1 Piece (MOQ)
-
US$ 1.5 / Piece1 Piece (MOQ)
Manufacturer/Factory
Stainless Steel Pipe , Pipe Fittings , Ss Plate/Sheet , Stainless Steel Seamless Pipe , Stainless Steel Tube
OEM, ODM, Own Brand
ISO 9001, ISO 14001, OHSAS/ OHSMS 18001, IATF16949
-
US$ 3 / Piece1 Piece (MOQ)
-
US$ 3 / Piece1 Piece (MOQ)
-
US$ 3 / Piece1 Piece (MOQ)
Audited Supplier
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