MSS-SP-97 Forged Stainless Steel Weldolet

NPS:

1/4"

3/8"

1/2 "

3/4"

1"

1-1/4"

1-1/2"

2"

2-1/2 "

3"

3-1/2"

4"

5"

Material：:

304

304L

316

316L

Custom

Quantity:

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MSS SP-97 Weldolet

Standard: MSS SP-97
Threads Standard: ASME B1.20.1
Forged Stainless Steel Material Standard: ASME A182
Manufacturing Facility Standard: ISO 9001:2015 , GB/T19001-2016
Certification: Material Test Reports (MTRS) and Certificates of Conformity (COC) are available upon request.

Product Overview

These precision weldolet fittings provide reliable branch connections for high-pressure piping systems. The innovative weld o lets design enables full-strength branch installations with minimal stress concentration. Manufactured from forged stainless steel to MSS SP-97 standards, these durable weldolet fittings ensure optimal flow characteristics and structural integrity. The reinforced construction of these weld o lets guarantees leak-proof performance while maintaining the pressure integrity of the main pipeline. Ideal for power generation, petrochemical, and industrial applications, these high-performance weldolet fittings facilitate easy installation with full penetration welds. The engineered weld o lets configuration ensures smooth flow transition and long-term reliability in demanding service conditions where branch connections and system safety are essential requirements.

Key Features

Standard Compliance: Fully compliant with MSS SP-97 and ASME B16.11 standards, ensuring global interchangeability and safety.
Superior Material: Crafted from high-quality forged stainless steel (e.g., ASTM A182 F304/L, F316/L), offering excellent corrosion resistance and mechanical strength.
Precision Forging: The forged structure eliminates internal defects like porosity, providing much higher pressure ratings compared to cast fittings.
Wide Size Range: Available in a full range of sizes from 1/4"to 5"to accommodate various branch-to-header pipe combinations.
High Pressure Rating: Designed to withstand heavy-duty industrial applications, commonly available in 3000# and 6000# classes.
Optimized Welding Prep: Features a precision-beveled end for a smooth, high-penetration butt weld, reducing installation time and ensuring a leak-proof seal.
Excellent Flow Efficiency: The contoured design minimizes turbulence and pressure drop within the piping system.

Dimensions & Sizes

weldolet fittings

RUN PIPE SIZE		BRANCH PIPE SIZE		STD	XS	S/160	STD	XS	S/160
DN	NPS	DN	NPS	A min/mm			D1 min/mm
8-900	1/4-36	6	1/8	16	16		24	24
10-900	3/8-36	8	1/4	16	16		26	26
15-900	1/2-36	10	3/8	19	19		30	30
20-900	3/4-36	15	1/2	19	19	28	36	36	36
25-900	1-36	20	3/4	22	22	32	43	43	46
32-900	1.25-36	25	1	27	27	38	55	55	51
40-900	1.5-36	32	1-1/4	32	32	44	66	66	63
50-900	2-36	40	1-1/2	33	33	51	74	74	71
65-900	2.5-36	50	2	38	38	55	90	90	82
80-900	3-36	65	2-1/2	41	41	62	104	104	98
90-900	3.5-36	80	3	44	44	73	124	124	122
100-900	4-36	90	3-1/2	48	48		138	138
125-900	5-36	100	4	51	51	84	154	154	154

NPS ≥ 4"is manufactured as per customer’s requirement.

Why Shop With Us?

Custom Sizes Available: Don’t see the size you need? Contact us for more information on custom orders and additional specifications.
Fast Support: Have questions? Our technical team is ready to help. We aim to respond to all inquiries as quickly as possible.
Quality Guaranteed: We stand behind the quality of our stainless steel hardware. Happy Shopping!

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