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电站弯管 | Bend


Buttweld Pipe Bends Specification:
情势/Type 等径(1.0D、1.5D、3D、5D、8D、10D......)Straight Radius
非标带直边Non-standard with Straight end.
原资料/Raw Material 无缝管、焊管(SS)、板焊、圆钢(锻制高压用)。Seamless pipe, Welded pipe, Steel sheet. Round bar(Foring High pressure)
建造工艺/Manufacture Process 挤压、热压、冷加工、热加工、焊接、热处置 。Extrusion moulding, Hot Pressing, Cold-machining, Hot-machining, Welded, Heat treatment
尺寸外径/Outside Diameter Seamless Elbow ( 1/2″~24″), ERW / Welded / Fabricated Elbow (1/2″~48″)
壁厚压力/Wall Thickness 3mm – 40mm / SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
弯头角度/Product's Angle 5° – 180° Elbows, 90° and 45° Long Radius Elbows, Long Radius Returns, Short Radius Elbows and Returns
曲折半径/Bending Radius R=1D – 10D, 15D, 20D
增值办事/Value Added Services 热浸镀锌,环氧树脂和FBE涂层,电抛光,喷砂,罗纹加工,焊接(Hot Dipped Galvanizing, Epoxy & FBE Coating, Electro Polish, Sand Blasting, Threading, Soldering)
制作规范/Manufacturing Standards ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, GB/T12459, GB/T13401, SH3408, SH3409, JIS B2311/2220, DIN2617/2616/2615

Buttweld Pipe Bends Material:
不锈钢/Stainless Steel ASTM A403 WP304, 304L, 304H, 309, 310, 316, 316L, 317L, 321, 347
碳钢/Carbon Steel 20#, 20G,Q235-A, ASTM A 234 WPB , WPBW, WPHY 42, WPHY 46, WPHY 52, WPH 60, WPHY 65 & WPHY 70
高温钢/Low Temperature Carbon Steel 16Mn, ASTM A420 WPL3, A420 WPL6
合金钢/Alloy Steel ASTM / ASME A/SA 234 Gr. WP 1, WP 5, WP 9, WP 11, WP 12, WP 22, WP 91, WB36, 12CrMo, 15Cr5Mo, 1Cr5Mo, 12Cr1MoV
双相不锈钢钢/Duplex Steel ASTM A 815, ASME SA 815 UNS NO S31803, S32205. S31254, 254SMO, S32750,904L
镍合金/Nickel Alloy Steel ASTM / ASME SB 336 UNS 2200 ( NICKEL 200 ), UNS 2201 (NICKEL 201 ), UNS 4400 (MONEL 400 ), UNS 8020 ( ALLOY 20 / 20 CB 3, UNS 8825 INCONEL (825), UNS 6600 (INCONEL 600 ), UNS 6601 ( INCONEL 601 ), UNS 6625 (INCONEL 625), UNS 10276 ( HASTELLOY C 276 )

Buttweld Pipe Bends Dimensions: 
碳钢弯管 不锈钢弯管
电站弯管 电站弯管
 
名目
ITEM
内容
DESCRIPTION
规范
Standard
按DL/T515<<电站弯管>>、SY5257<<钢制弯管>>履行,或按客户提出的规范或手艺请求履行。
According to DL/T515《power station Bend》,SY 5257《steel Bend》,or customer's techincal drawings
资料
Material
碳钢、合金钢、不锈钢。
Carbon steel, alloy steel, stainless steel
曲折半径R
Bend Radius R
R≤6000mm,且R≥3D
(用R即是3D、4D、5D、6D、7D、8D、9D、10D来表现曲折半径,D为管子外径)
R≥3D(R=3D、4D、5D、6D、7D、8D、9D、10D) D:outside diameter
曲折角度θ
Bend Angle θ
经常使用为15o、30o、45o、60o、90o、135o和180o,也可按客户提出的角度弯制。
Normally 15o、30o、45o、60o、90o、135、180o or at customer's option
直段长度L 
Length of Straight L
弯管两头直段长度普通在300mm-1500mm摆布,也可按客户请求定制长度。
Normally between 300mm and 1500mm in length fo straight, It is at customer's option
外径D
Outside Diameter D
D≤1220mm
壁厚T
Wall Thickness T
T≤120mm
端部破口
End Bevel
按对焊管件焊端破口布局型式履行
According to welding bevel of butt welding fitting
分量
Weight
分量(Kg)=[0.0433(D-T)TRθ]/100000+L(双端直管段分量)
Weight/kg=[0.0433(D-T)TRθ]/100000+L(Weight of Double Sides Straight Length)

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