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SS 304 316/Carbon Steel Welded Neck Flange

Welded Neck Flange is a pipe fitting, refers to with a neck and a circular tube transition and pipe butt welding flange.Welded Neck Flange is not easy to deformation, good sealing, wide application, have corresponding rigid and elastic demand and reasonable butt thinning transition, joint good distance away from the joint face the faying surface from welding deformation temperature.

SS 304 316/Carbon Steel Class 150LB ANSI B16.5 Welded Neck Flange from Co-Working

1.Product Introduction of the Welded Neck Flange



2.Product Specification of the Welded Neck Flange


Welding Neck Flange 


Carbon Steel:

ASTM A105, A181, A350 LF1, A350LF2, A350LF3, A36, A234 WPB, Q235B, 20#, 20Mn etc.                            

Stainless steel:

1. 1. 4301, 1.4306, 1.4401, 1.4404, 1.4541 
2.  SUS F304, SUS F304L, SUSF316, SUSF316L, SUS F321 
3.  ASME A182 F304, F304L, F316, F316L, F321

Alloy Steel:

20MnG ,25MnG,15CrMo,1Cr5Mo,16Mn,12Cr1MoV,F11,F22,10CrMo910




ISO 9001, PED, TUV

Connection type:


Surface treatment:

Anti Rust Oil, Black Paint, Yellow Paint Coating, Hot Dipped Galvanized, Cold Galvanized etc.


ANSI 1/2"-80"

Customizes Size:

Non-standard size can be customized as per customer’s request.


Sulphur+Carbon Analyser, WE-300 universal Test, Impact Test, Spectrometer, PMI, UT, Hardness Test, Temperature Test, Surface Roughness Test, PT, Magnetic Test, CST-50

Testing Report:

SGS,BV etc. 3rd Party Testing Report is available.

3.Product Feature And Application of the Welded Neck Flange
 Welded Neck Flange usually applied in construction, oil, machinery, washing machine, chemicals, , oil refining, oil and natural gas, environmental-protection industry, etc.


4.Product Qualification of the Welded Neck Flange




5.Delivery,Shipping And Serving of Welded Neck Flange

 Q: Do you accept the third party inspection?
 A: Yes. We accept.. 
 Q: How about the MOQ?
 A: Generally, the trail order will be accepted.
 Q: How about the delivery time?
 A: With 15-30days after down payment received;
 Q: Do you have Mill Test Certificates?
 A: Yes.


If you have another question, pls feel free to contact us as below:
 Contact:Grace Tang
 WhatsApp: +86 13752409096

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