Product Details
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NPT Male Steel Pipe Nipple Cast Iron Pipe Fitting Gas Pipe Steel Nipples Barrel Nipple

High Quality NPT Male Steel Pipe Nipple Cast Iron Pipe Fitting Gas Pipe Steel Nipples Barrel Nipple

►Products description

Our stainless steel barrel nipples are precision-engineered to deliver secure, leak-proof connections in high-performance piping systems. Manufactured from premium 304/316/316L stainless steel, these essential components provide:

Dual Threaded Design: Features male NPT/BSP threads on both ends for versatile installation
Superior Sealing Performance: Precision-cut tapered threads ensure vibration-resistant connections
Exceptional Durability: Corrosion-resistant construction withstands harsh chemicals and extreme temperatures
High-Pressure Reliability: Rated for working pressures up to 3000 PSI (size dependent)

Manufacturing Excellence:
We maintain industry-leading standards through our advanced production capabilities:

✔ Precision Manufacturing Process:

CNC thread rolling with ±0.001" tolerance control
Automated surface finishing for optimal sealing surfaces
Full material traceability with certified mill test reports

✔ Rigorous Quality Assurance:

100% dimensional verification to ANSI/ASME B1.20.1 standards
Material certification meeting ASTM A276/A479 requirements
Optional PMI testing and surface inspection services

Our Competitive Advantages:

Complete Vertical Integration: End-to-end control from raw material sourcing to finished product
Rapid Customization: Special sizes and materials available in 5-7 working days
Global Certifications: ISO 9001:2015, PED 2014/68/EU, and ASME compliant
Technical Expertise: Dedicated engineering support team

Available Specifications:

Materials: 304, 304L, 316, 316L, 321, 347, duplex & super duplex stainless steel
Size Range: 1/8" to 4" NPT/BSP (other thread standards available)
Pressure Ratings: Class 150 to 2500
Surface Finishes: Plain, electropolished, or passivated options
Permanent Marking: Laser-etched for complete traceability

Why Choose Our Barrel Nipples?

Superior Thread Quality: Precision-cut threads ensure perfect engagement every time
Material Integrity: Only certified stainless steel materials used
Consistent Performance: Rigorous quality control guarantees reliability
Technical Support: Expert guidance for proper selection and installation

Trust our stainless steel barrel nipples for critical connections where reliability and performance cannot be compromised. Our products are engineered to exceed expectations in the most demanding industrial environments, offering unmatched quality and installation flexibility. Contact our technical team today to discuss your specific application requirements.

►Product Information

Place of Origin	Zhejiang, China
Technic	Casting
Thread	BSPT, BSPP, NPT, PS, DIN
Material	316, 316L, 304, 304L, Carbon
Application	Oil, Water, Industrial, Chemical
Package	Standard sea worth bundles,Standard Plywood cases
Size	1/8"-32"
Surface	Black, Electric Galvanized, Cold Galvanized, Hot. Dipped Galvanized, zinc Plated
Brand	Yuhao

►Products Size

DN	NPS	OD	Nominal Wall Thickness
DN	NPS	OD	Schss	Sch10S	Sch405	Sch8os	Sch10	Sch20	Sch30	STD	Sch40	Sch60	XS
6	1/8	10.3	-	1.24	1.73	2.41	-	-	-	1.73	1.73	-	2.41
8	1/4	13.7		1.65	2.24	3.02	-	-	-	2.24	2.24	-	3.02
10	3/8	17.1	-	1.65	2.31	3.2	-	-	-	2.31	2.31	-	3.2
15	1/2	21.3	1.65	2.11	2.77	3.73	-	-	-	2.77	2.77	-	3.73
20	3/4	26.7	1.65	2.11	2.87	3.91	-	-	-	2.87	2.87	-	3.91
25	1	33.4	1.65	2.77	3.38	4.55	-	-	-	3.38	3.38	-	4.55
32	1 1/4	42.2	1.65	2.77	3.56	4.85	-	-	-	3.56	3.56	-	4.85
40	1 1/2	48.3	1.65	2.77	3.68	5.08	-	-	-	3.68	3.68	-	5.08
50	2	60.3	1.65	2.77	3.91	5.54	-	-	-	3.91	3.91	-	5.54
65	2 1/2	73	2.11	3.05	5.16	7.01	-	-	-	5.16	5.16	-	7.01
80	3	88.9	2.11	3.05	5.49	7.62	-	-	-	5.49	5.49	-	7.62
90	3 1/2	101.6	2.11	3.05	5.74	8.08	-	-	-	5.74	5.74	-	8.08
100	4	114.3	2.11	3.05	6.02	8.56	-	-	-	6.02	6.02	-	8.56
125	5	141.3	2.77	3.4	6.55	9.53	-	-	-	6.55	6.55	-	9.53
150	6	168.3	2.77	3.4	7.11	10.97	-	-	-	7.11	7.11	-	10.97
200	8	219.1	2.77	3.76	8.18	12.7	-	6.35	7.04	8.18	8.18	10.31	12.7
250	10	273	3.4	4.19	9.27	12.7	-	6.35	7.8	9.27	9.27	12.7	12.7
300	12	323.8	3.96	4.57	9.53	12.7	-	6.35	8.38	9.53	10.31	14.27	12.7
350	14	355.6	3.96	4.78	-	-	6.35	7.92	9.53	9.53	11.13	15.09	12.7
400	16	406.4	4.19	4.78	-		6.35	7.92	9.53	9.53	12.7	16.66	12.7
450	18	457	4.19	4.78	-	-	6.35	7.92	11.13	9.53	14.27	19.05	12.7
500	20	508	4.78	5.54	-	-	6.35	9.53	12.7	9.53	15.09	20.62	12.7

►Shot Shoot

►FAQ

Q1: Can you provide the free samples?

A: We can supply the free samples but the sample express freight need paid by yourside.

Q2: What about your delivery time if we placed order?

A: We have large of ready stock,in general we can delivery within 2-10days.

Q3: Which payment terms you can accept?

A: We can accept TT,LC,DP,DA,Western Union or Negotiation.

Q4: How do you ensure product quality?

A: We have a dedicated team of experts who rigorously inspect each stage of the production process. Every product undergoes quality testing at our factory before it is shipped.

Q5: Can you reply to messages in a timely manner?

A: Contact us with your detailed inquiry, you will be replied within 6 hours.

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Categories	Stainless Steel Screwed Pipe Fittings
Brand Name:	YUHAO
Model Number:	Screwed pipe fittings
Certification:	ASTM, AISI, GB, DIN, JIS
Place of Origin:	China
MOQ:	100kgs
Price:	Negotiation
Payment Terms:	L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability:	2000tons/per month
Delivery Time:	5-15days
Packaging Details:	Standard sea worth bundles,Standard Plywood cases
Brand:	Yuhao
Application:	Connection, Decoration, oil and gas, Automative, New Energy, Chemical, Water
End Type:	Male
Thread Type:	BSPT, BSPP, NPT, PS, DIN, G
Size:	1/8"-32"
Surface:	Black, Electric Galvanized, Cold Galvanized, Hot. Dipped Galvanized, zinc Plated
Material:	316, 316L, 304, 304L, Carbon
Finish:	Percision turning and Forging
Standard:	ASTM A312, ASTM A249, ASTM A269
Shape:	Equal