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You are here: Home » Products » pipe fitting » Flange » Slip on flange » SOFF ASTMA105 DN60 150#
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SOFF ASTMA105 DN60 150#


SOFF flange

Slip on flange in flat face.

The slip on flange is positioned so that the inserted end of the pipe or fitting is set short of the flange face by the thickness of the pipe wall plus 1/8 of an inch, which allows for a fillet weld inside the Slip on flange equal without any damage to the flange face. The back or outside of the slip-on flange or SO flange is also welded with a fillet weld. There are flat face slip on flange and raised face slip on flange and RJT and ring joint face.

ANSI flange

ANSI B16.5, ASME B16.47

Size range: 1/2" to 80" DN15 to DN2000

Design: welding neck, slip on, blind, socket welding, threaded, lap-joint

Pressure: 150#, 300#, 600#,900#,1500#, 2500#

Pressure: PN6, PN10, PN16, PN25, PN40, PN64, PN100

Wall thickness for flange: STD, SCH40, SCH80, SCH160. SCHXXS

Material for flange: carbon steel A105, C22.8, S235, S235JR, P235GH stainless steel 304/304L, 316/316L

Alloy steel for high pressure: ASTMA182 F5, F11, F9 etc.

Coating: black paint, yellow transparent paint, cold and hot dip galvanize


DIN standard flange

Size range: DN15 to DN2000

Slip on flange DIN2573,2576,2502,2503, 2543,2545

Material: carbon steel ST37.2, stainless steel 1.4301, 1.4404

Coating: rust-proof oil, transparent paint, cold and hot galvanized.

Other flange standard:

JIS B2220,KS B 1503,EN1092-1,BS4504,SANS1123,GOST 12820 etc.

Our flange mill and fitting mill acquired world-class approved certificates like the

API certificate ISO9001, ISO14001,ISO18001, PED, ABS, BV,CE

We cooperate with the Third Party Inspection agencies , such as the SGS, BV, LR, ABS ,VELOSI etc.

After more than 20 years development, our pipe fitting department got lots of experience in the pipe and fitting industry and obtained the recognition from the clients and end user all over the world. We win good names among the NCEC, CNPC, SINOPEC in the domestic market, and chevron, Shell, Pemex, Hyandai,d Unilever etc in the international market.

Our pipe fittings are widely used in the piping systems of all kinds of industry projects.

Our company can produce the pipe fittings and pipe flange not only in GB Standard, also the ANSI/ASME standard, DIN, BS EN standard and GOST, JIS, ISO, KS standard. We will be trying best to supply good quality pipe fittings in standard or custom to our clients and partners.Before exporting the pipe fittings, our fitting and flange mill carry out strict inspection both in quality and package.

Contact Us

Add : NO.11 Jiaotong Street, Cangzhou City, Hebei Province, China
Tel :+8615028647193, 
E-mail :sales@ausinpipe.com