Pipe-fitting-bends

About

The bend is used to change the direction of run of pipe.it advantage is can matach long distance transition requirements,so it is commonly that bends dimension according to customer design. usually,the bends consist of 3D,5D,7D even 12D series.


Name: Bend



Pattern


figure


Nominal size

1/2”-48” (DN15-DN1200)


Wall thickness

2~100mm


Angle

Degree15,20,45,60,90,135,180


Type

3, 4, 5, 6, 7, 8, 10, 45, 90 and 180D



Other types


Fittings

5D bend
7D bend


bend (large OD)
bend(customized)



Material


Carbon
SA234 WPB, SA234 WPC,SA42 WPL6, SA42 WPL3, WP1. MSS-SP75
WPHY,WPHY 46,WPHY 52,WPHY 56,WPHY 60,WPHY 65, WPHY 70
DIN 1629 St37, RST37.2 St52

Stainless
ASTM/ASME SA403 304,304L ,316, 316L, WP304L, 3 WP316 WP347 (H) ,WP317 (L),WP321.
DIN 1.4301, 1.4306, 1.4401, 1.4571
JIS SUS304,SUS304, SUS304L, SUS316, SUS316

Alloy
ASTM/ASME SA234 WP12, WP11,WP22, WP5, WP9, WP91.
ASTM B361 GR.3003-6061,
ASTM B366 UNS N04400,N08800, N08825 N1001-N10276-N10665, WPT2-WPT12.
ASTM 182 F1, F5, F6, F7, F9, F11, F12, F22, F51.
16MnR Cr5Mo 12Cr1MoV 10CrMo910 15CrMo 12Cr2Mo1, St45.8

Others
Copper, Aluminum,Brass,Titanium, Nickel,Nichrome, Al.Bronze Phosphorous Bronze

Standards


ASTM

ASME/ANSI B16.49 Factory-Made Wrought Steel Buttwelding Induction Bends for Transportation and Distribution Systems
ASTM A403 Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings
ISO 2851 tainless steel bends and tees for the food



JIS
JIS B2311 Universal steel butt-welding pipe fittings
JIS B2312 Steel butt-welding pipe fittings
JIS B2313 Steel plate butt-welding pipe fittings
JIS B 2321:1995Aluminum and Aluminum alloy butt-welding pipe fittings

EURO

DIN 3867 Non-soldering compression couplings - Pressure bush for butt joints
DIN 2609 Steel butt-welding pipe fittings; technical delivery conditions
BS 1640 Specification for steel butt-welding pipe fittings for the petroleum industry
BS 1965 Butt welding pipe fittings for pressure purpose


Application
For liquid pipeline, machine,industrial equipments,hardware, electron equipment, ship
building, petrochemical,sugar making,paper production,chemical engineering,agricultural
chemical,dyeing,synthetic fibres etc



Further treatment



Surface galvanized,antirust coating
Epoxy & FBE Coating
End bevel or plate treatment.