Stainless Steel Pipe Cap Welding Fittings

A terminal solution that provides a permanent seal at the end of a pipe. The cap is securely welded to the pipe end, creating an impenetrable barrier that completely isolates the external environment from the media within. Its superior sealing and pressure-bearing properties make it commonly used to seal spare connections, plug pipe ends, or reserve interfaces for future system expansion, ensuring system integrity and safety.

Geometric Precision of stainless steel butt weld elbow Components in Orbital Welding Systems
07 May, 2026
1. Geometric Tolerances and Orbital Weld Head Synchronization 1. In high-purity piping, the stainless steel butt weld elbow must adhere to strict dimensional limits to facilitate ...
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Engineering Standards for Stainless Steel Control Valve Performance in High-Pressure Drop Systems
26 Apr, 2026
1. Fluid Dynamics and the Mechanism of Cavitation Damage 1. In high-pressure drop liquid applications, the vena contracta effect can cause the local pressure to fall below the flu...
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Metallurgical Superiority of 316L domestic stainless steel threaded fittings in Residential Desalination Systems
19 Apr, 2026
1. Comparative Analysis of Austenitic Alloy Composition and Chloride Resistance 1. The fundamental distinction between 304 and 316L domestic stainless steel threaded fittings lies...
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Technical Comparison and Engineering Guide for Stainless Steel Control Valves
12 Apr, 2026
Introduction to Stainless Steel Control Valves in Modern Industry Stainless steel control valves serve as the critical infrastructure for fluid management across a vast spectrum of...
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DN		OD	10S		20S		40S		E
A	B	OD	ID	T	ID	T	ID	T	E
15	1/2	21.7	17.5	2.1	16.7	2.5	16.1	2.8	25.4
20	3/4	27.2	23.0	2.1	22.2	2.5	21.4	2.9	25.4
25	1	34.0	28.4	2.8	28.0	3.0	27.2	3.4	38.1
32	1"1/4	42.7	37.1	2.8	36.7	3.0	35.5	3.6	38.1
40	1"1/2	48.6	43.0	2.8	42.6	3.0	41.2	3.7	38.1
50	2	60.5	54.9	2.8	53.5	3.5	52.7	3.9	38.1
65	2"1/2	76.3	70.3	3.0	69.3	3.5	65.9	5.2	38.1
80	3	89.1	83.1	3.0	81.1	4.0	78.1	5.5	50.8
90	3"1/2	101.6	95.6	3.0	93.6	4.0	90.2	5.7	63.5
100	4	114.3	108.3	3.0	106.3	4.0	102.3	6.0	63.5
125	5	139.8	133.0	3.4	129.8	5.0	126.6	6.6	76.2
150	6	165.2	158.4	3.4	155.2	5.0	151.0	7.1	88.9
200	8	216.3	208.3	4.0	203.3	6.5	199.9	8.2	101.6
250	10	267.4	259.4	4.0	254.4	6.5	248.8	9.3	127.0
300	12	318.5	309.5	4.5	305.5	6.5	297.9	10.3	152.4