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Seamless Smls Butt-welded Bw Pipe Fitting 316Ti SS Lap Joint Stub Ends

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Seamless Smls Butt-welded Bw Pipe Fitting 316Ti SS Lap Joint Stub Ends

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

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Seamless Smls Butt-welded Bw Pipe Fitting 316Ti SS Lap Joint Stub Ends



►Products description

Engineered to perfection, our stainless steel butt welded stub ends provide reliable flange connections for critical piping applications. Manufactured from premium 304/316/316L/321/347 and duplex stainless steel grades, these components deliver:

  • ​​Flange Compatibility:​​ Precision-machined to perfectly match ANSI/ASME B16.5, B16.47, and DIN standards
  • ​​Superior Weld Integrity:​​ Beveled ends prepared for perfect butt welding with full penetration
  • ​​Pressure Resistance:​​ Rated for Class 150 to 2500 applications
  • ​​Corrosion Protection:​​ Optional electropolished or pickled finishes available
  • ​​Temperature Range:​​ Suitable for -29°C to 800°C operating conditions


​​Manufacturing Superiority:​​
Our advanced production capabilities include:

State-of-the-Art Fabrication:​​

  • CNC-controlled machining centers with ±0.02mm tolerance
  • Automated orbital welding systems with digital monitoring
  • In-house metallurgical testing and certification


Rigorous Quality Assurance:​​

  • 100% dimensional verification to MSS SP-43 standards
  • PMI (Positive Material Identification) testing
  • Hydrostatic and pneumatic pressure testing options
  • Full traceability with material test certificates


​​Unparalleled Inventory Advantages:​​

Our strategically stocked inventory features:

  • ​​Immediate Availability:​​ Over 10,000 standard units ready for 24-hour dispatch
  • Comprehensive Size Range:​​ 1/2" to 60" (DN15 to DN1500)
  • Full Pressure Class Coverage:​​ 150# to 2500#
  • Special Configurations:​​ Available in Type A (for lap joint flanges) and Type B (for standard flanges)
  • Surface Finishes:​​ Mill finish, polished (up to 320 grit), or special coatings


Our stainless steel butt welded stub ends are the preferred choice for oil & gas, chemical processing, power generation, and water treatment applications worldwide. Contact our technical sales team for project-specific solutions and immediate quotations.


►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
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

Seamless Smls Butt-welded Bw Pipe Fitting 316Ti SS Lap Joint Stub Ends

Seamless Smls Butt-welded Bw Pipe Fitting 316Ti SS Lap Joint Stub Ends

Seamless Smls Butt-welded Bw Pipe Fitting 316Ti SS Lap Joint Stub Ends


►FAQ

Q1: 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.

Q2: 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.

Q3: How is the quality about the products?

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.

Q4: 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.

Q5: Delivery time?

A: 1- 7 days for small order.10- 20 days for big order.


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