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Long Radius Elbow and Short Radius Elbow

As a famous manufacturer of fittings, Hebei Zhouji Heavy Industries Co., Ltd. owns cutting-edge techniques and advanced production equipment, which include pushing machine, heating and bending machine, cold pressing machine as well as welding machine. We provide pipe elbows with various sizes.

Available Sizes
Outer diameter: 1/2"-120"
Thickness: SCH10, SCH20, SCH30, STD, SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160, XXS, SCH5S, SCH20S, SCH40S, SCH80S. The largest thickness reaches 200mm
Angle: 45°, 90° and 180°

Standards
ASME B16. 9-2012, ASME B16 .25-2012, ASME B36 10M-2004, ASME B36. 19M-2004
MSS SP-75-2008, MSS SP-43-2013
EN 10253-1-1999, EN 10253-2-2007, EN 10253-3-2008, EN 10253-4-2008
DIN 2605-1-1991, DIN 2605-2-1995
CSA 2245.11-13-2013
BS 1640-1-1962, BS 1640-2-1962, BS 1640-3-1968, BS 1640-4-1968, BS 1965-1-1963
GOST 17375-2001
AFNOR NF A 49-289-1990, AFNOR NF A 49-170-1-1999, AFNOR NF A 49-170-2-2009, AFNOR NF A 49-170-3-2009, AFNOR NF A 49-170-4-2009
ISO 3419-1981, ISO 5251-1981
SH/T 3065-200, SH/T 3408-2012
SY/T 0609-2006, SY/T 0518-2002, SY/T 0510-2010
OUT 695-2014
GD 2000, GD 87-1101

Raw Materials
Carbon steel: ASTM/ASME A234 WPB-WPC
Alloy steel: ASTM/ASME A234 WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP 911
Stainless steel: ASTM/ASME A403 WP 304-304L-304H-304LN-304N
ASTM/ASME A403 WP 316-316L-316H-316LN-316N-316Ti
ASTM/ASME A403 WP 321-321H ASTM/ASME A403 WP 347-347H
Low-temperature steel: ASTM/ASME A402 WPL 3-WPL 6
High-performance steel: ASTM/ASME A860 WPHY 42-46-52-60-65-70

Production Process

Seamless Fittings
Cutting of Raw Pipes --- Hot Compaction with Medium Frequency and Extrusion --- Shaping --- Thermal Treatment --- Surface Treatment --- Tip Treatment --- Non-Destructive Inspection --- Painting and Stenciling --- Packing and Delivering

Welding Fittings
Cutting of Steel Plate --- Hot Compaction --- Welding --- Thermal Treatment --- Shaping --- Surface Treatment --- Tip treatment --- Non-Destructive Inspection --- Painting and Stenciling --- Packing and Delivering

Seamless Steel Pipes
Cutting of Stainless Steel Pipe --- Cold Moulding --- Shaping --- Thermal Treatment---Surface Treatment --- Tip Treatment --- Non-Destructive Inspection --- Inactivating and Stenciling --- Packing and Delivering

Application
The product is extensively used in many areas including chemical industry, construction industry, water supply system, water drainage system, petroleum industry, heavy and light industry, refrigeration industry, hygienic industry, water heating system, fire protection sector, power supply industry, aerospace industry and shipbuilding industry.

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