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Product Spec Sheet
Hebei Haihao Group Huadian High Pressure Pipe Fittings Co., Ltd.
Donglin, Mengcun County, Cangzhou City, Hebei Province, China
Generated on: 2026-06-24
Source URL: https://www.chinahaihao.com/en/products/pipe-elbow-108
Elbow
Pipe Elbow
Seamless and welded butt-weld pipe elbows in 45°, 90° and 180° configurations for high, medium and low pressure piping.

- Category
- Elbow
- Material / Standard
- ASTM A234 WPB/WP11/WP22; A403 WP304/WP316/WP347; A420 WPL6; A860 WPHY
- Size range
- 1/2" - 48" (DN15 - DN1200)
- Pressure / Wall
- Sch 5S - Sch XXS / PN 6 - PN 420
- Applications
- Oil & gas pipelines, refinery and petrochemical plants, power generation (thermal / nuclear / wind), chemical and pharmaceutical plants, shipbuilding, pressure vessel piping, district heating and water supply.
- Technical specs
- Standards: ASME B16.9 / B16.28, MSS SP-43/75, EN 10253, GB/T 12459, GB/T 13401. Material: ASTM A234 WPB/WP11/WP22; A403 WP304/WP316/WP347; A420 WPL6; A860 WPHY. Size range: 1/2" - 48" (DN15 - DN1200). Pressure / wall: Sch 5S - Sch XXS / PN 6 - PN 420. NDT: 100% visual + dimensional, RT/UT/PT/MT and PMI on request. Surface: shot-blasted, oiled, painted or galvanized.
Description
Hebei Haihao Group manufactures pipe elbows in carbon, alloy and stainless steel for oil & gas, power, chemical, shipbuilding and pressure vessel piping projects. Forming processes include hot pushing, pressing, cold extrusion, mandrel pushing and middle-frequency induction bending.
Referenced standards
- ASTM A234Standard Specification for Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and High Temperature ServiceASTM International
Contact
- Manufacturer
- Hebei Haihao Group Huadian High Pressure Pipe Fittings Co., Ltd.
- Mobile
- +86 132 9342 5333
- haihaojituan@163.com
- Website
- www.haihaohuadian.com