Alleima holds a large stock of stainless and duplex steel butt welding fittings according to ANSI/ASME. Our program includes seamless butt welding fittings from 1/2 in. to 12 in. and welded butt welding fittings from 1/2 in. to 24 in. The schedule range covers 5S to Schedule 160.
Types of ANSI/ASME butt welding fittings
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Elbows 90º, long radius |
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Elbows 45º, long radius |
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Elbows 90º, short radius |
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End caps |
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Reducers, concentric |
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Reducers, eccentric |
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Stud ends, short length |
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Tees, equal |
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Tees, reducing |
Materials and specifications
The Alleima portfolio includes ASME butt welding fittings in the following materials:
Austenitic stainless steels
Stainless steel grades ASTM 304/304L and ASTM 316/316L (dual marked and certified) acc. to ASTM A / ASME SA403, IC acc. to ASTM A262E and PMI tested.
Duplex and super-duplex stainless steels
Duplex grade UNS S31803 (EN 1.4462 / SAF™ 2205) and super-duplex grade UNS S32750 (EN 1.4410 / SAF 2507®) acc. to ASTM A815, G48A for UNS S32750 and PMI tested.
All ASME butt welding fittings from Alleima are acc. to ASME B16.9, annealed and quenched, beveled ends acc. to ASME B16.25, hardness acc. to NACE MR0175.
Alleima ASME butt welding fittings are certified acc. to EN 10204/3.1.