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Customize Stainless Steel 304 316 Butt Welding Pipe Fittings Stub End for Pipe Connection Flanging Flange

Factory Customize Stainless Steel 304 316 Butt Welding Pipe Fittings Stub End for Pipe Connection Flanging Flange

►Products description

Engineered for superior performance, our stainless steel butt welded stub ends provide the perfect transition between flanges and piping systems. Manufactured from premium 304/304L/316/316L/317L and duplex stainless steels, these critical components deliver:

Flawless Alignment: Precision-machined lap joint surfaces ensure perfect flange mating
System Integrity: Seamless butt-weld connections maintain pipeline continuity
Corrosion Resistance: Superior material grades withstand aggressive media and extreme temperatures (-50°C to 600°C)
Versatile Applications: Ideal for chemical processing, offshore platforms, LNG terminals, and high-purity systems

Manufacturing Superiority:
Our advanced production capabilities include:

Cutting-Edge Fabrication:

CNC-controlled turning centers with 0.005mm tolerance
Automated orbital welding with full penetration guarantees
In-process dimensional verification using CMM technology

Rigorous Quality Assurance:

100% material certification with full PMI verification
Compliance with ASME B16.9, MSS SP-43, EN 10253 standards
Optional NDE testing including RT, UT, and PMI

Unrivaled Inventory Advantages:
Our strategically stocked inventory features:

Immediate Availability: 15,000+ standard units ready for dispatch
Comprehensive Size Range: ½" to 60" NPS with full schedule coverage
Pressure Class Options: 150# through 2500# ratings
Special Configurations: Long/short patterns, beveled ends, and custom finishes

Our stainless steel butt welded stub ends represent the perfect marriage of precision engineering and industrial reliability. Contact our technical sales team for project-specific solutions and immediate availability confirmation.

►Industry-specific attributes

Place of Origin	China
Brand name	Yuhao
Connectivity	Welding
Size	1/2" up to 48"
Wall thickness	SCH 5s-SCH XXS
customized Support	ASTM DIN EN BS JIS GOST etc.
Surface treatment	Sand blasting, Roll blasting, Pickled or Polished
Type	Long or Short
Pressure	High Pressure
Packing	Cartons, Pallet, Cases

►Product 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

►Factroy Shoot

►FAQ

Q1: How is the quality?

A: Quality is priority. We pay much attention to the quality check. Every product will be fully assembled and carefully tested before it's packed for shipment.

Q2: What is your minimum order quantity?

A: The MOQ for each product is different, so it would be recommended to refer to the detail page of the product you are interested in. If you need further clarification, send me the product link, and I will reply as soon as possible.

Q3: Can I customize products?

A: Yes. Let me know the specific customization requirements, and I will get back to you as soon as possible.

Q4: Do you provide samples ? Is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q5: How long is your production lead time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

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Categories	Stainless Steel Butt Welded Pipe Fittings
Brand Name:	YUHAO
Model Number:	Butt Weld Pipe Fittings
Certification:	ASTM, AISI, GB, DIN, JIS,EN
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:	15days
Packaging Details:	Standard sea worth bundles,Standard Plywood cases
wall thickness:	SCH 5s-SCH XXS
customized support:	OEM, ODM, OBM
surface treatment:	Mirror, Polishing, Sandblasting, Sand rolled.
Connection Type:	Butt Welded
Application:	Oil, Gas, Chemical, Petrochemical, Power, etc.
Packing:	PLY-wooden case or pallet or as for clients' requirements.
Standard:	EN, ASTM, AISI, DIN, JIS
Grade:	304, 304L, 316, 316L, 410, 420, 439
Service:	Product Customization
Size:	1/2" up to 48"
Type:	Long or Short