API 6A 4130 75K Hot Forged Alloy Steel Flange

Delivery clauses under the trade mode: FOB, CFR, CIF, CIP, CPT, DDP, DDU, DAF

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Paramtents

Material Carbon Steel & Stainless Steel & Alloy Steel
Grade ASTM A105 ASTM A350 LF2 ASTM A694 F42 F46 F52 F60 F65 F70 Carbon Steel Blind Flange
Heat treatment normalized,quenching and tempering
Production process EAF+LF+VD+FORGING
Applications Weld Neck, Slip-On, Blind, Socket Weld, Lap Joint,Spectacle Blind,Etc

Packging & Delivery

Briefing

All our flanges shall be controlled by strict Q.C system and ISO 9001. and we can accept orders against customer's drawing

Detailed

Weld Neck Rtj Api 6a Pipe Flange

Material

ASTM A105 A216 A352 A352 WC6 ASTM A217 WC9 ASTM A217 ASTM A351 A182

Size

Size 1/4" to 48" Outside Diameter 13.7 mm to 1219 mm

Standard

ANSI B16.5 B16.47 ASME B16.5 B16.36 BS4504-3.1

DIN2503 2527 2627 2629 2630-2638 DIN2573 DIN2576 DIN2501 DIN2566 DIN2656

JIS B2220 JIS 5K,10K,16K,20K

Certificates

API5L, ISO 9001:2008,SGS, BV,CCIC

Wall thickness

class 150; class 300; class 600; class 900, PN

Surface Treatment

black paint, varnish, oil, galvanized, anti corrosion coatings

Application

liquid delivery; Structure pipe; High and low pressure Boiler tube; Seamless steel tubes for petroleum cracking; oil pipe; gas pipe.