Butt Weld Union

Forged Pipe Fittings

Size: 1/8"-4"

Pressure:

Weled : 3000LB 6000LB 9000LB (sch80 sch160 xxs)

Material: Stainless steel, Carbon steel and Duplex stainless steel

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Introduction

Butt Weld Union - MSS-SP83 Types of Unions – Socket Weld Union, Threaded Union, Male x Female Threaded Union, Socket Weld x Female Threaded Union, Butt Weld Union, Lug Nut Union。 We supply MSS SP-83 socket welding and threaded steel pipe unions for clients from oil and gas, petrochemicals, railway, construction, and others.

Butt Weld Union Butt Weld Union Dimension

Butt Weld Union Dimension

PIPE	A	B	STD/S40		XH/S80		S160		XXH
SIZE	A	B	C	LBS	C	LBS	C	LBS	C	LBS
1/8"	1.375	1.688	0.269	0.37	0.215	0.38	0.157	0.39	0.025	0.39
1/4"	1.375	1.688	0.364	0.38	0.302	0.38	0.25	0.39	0.064	0.4
3/8"	1.625	1.813	0.493	0.55	0.423	0.58	0.359	0.6	0.171	0.62
1/2"	1.812	1.938	0.622	0.72	0.546	0.75	0.464	0.78	0.252	0.83
3/4"	2.25	2.25	0.824	1.25	0.742	1.31	0.612	1.39	0.434	1.45
1"	2.562	2.438	1.049	1.7	0.957	1.79	0.815	1.91	0.599	2.02
1-1/4"	3.062	2.813	1.38	2.61	1.278	2.76	1.16	2.91	0.896	3.16
1-1/2"	3.437	3	1.61	3.37	1.5	3.57	1.338	3.83	1.1	4.12
2"	4.062	3.375	2.067	5.07	1.939	5.43	1.689	6.01	1.503	6.34
2-1/2"	4.875	4.031	2.469	8.65	2.323	9.21	2.125	9.86	1.771	10.74
3"	5.687	4.313	3.068	11.82	2.9	12.7	2.624	13.93	2.3	15.05
4"	6.875	8	4.026	29.2	3.826	31.84	3.438	36.4	3.152	39.22

(1) Dimensions in Millimeters.

(2) Average of socket wall thickness around periphery shall be no less than listed values. The minimum values are permitted in localized areas.

(3) Upper and lower values for each size are the respective maximum and minimum dimensions.

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