Long Welding Neck Flanges for Class 150/300/400/600

• Customization: Available
• Standard: ANSI, DIN, GB, JIS, GOST
• Type: Forged
• Model NO.: flanges
• Structure: Flanges
• Connection: Flanged
• Sealing Surface: FF,So,Wn,Sw,Blind
• Manufacturing Way: Forging
• Size: 1/2"-72"
• Pressure Rating: Class150, 300, 600, 900,1500, 2500 etc
• Fianges: 5k/10k/16k/20k/30k
• Types: Slip-on, Welding Neck, Blind, Plate, Socket
• Surface Treatment: Rust-Proof Oil, Black/Yellow Painted, Galvanized
• Transport Package: Wooden Pallets or Wooden Cases
• Specification: 1/2"-72"
• Trademark: kingmetal
• Origin: China
• HS Code: 73079100
• Production Capacity: 10000tons/Year

Product Description

Long welding neck flanges for class 150/300/400/600


Notes: 1)Bore(B) is the same as nominal pepe size
             2)Welding necks longer than are available in all sizes on special order.

1. flange Types 1): Slip-on flange, Welding Neck flanges , Blind flanges , Plate flanges , Socket Welding flange, Threaded(screwed) flange, Flat flange, lap joint flange, reducing flange,long welding neck flange etc.
    flange Types 2): wind tower flange,pressure vessel flange,landification flange,pipeline flange,natural gas flange etc.
2. Material:
Carbon Steel: ASTM A105. ASTM A350 LF1. LF2, CL1/CL2, A234, S235JRG2, P245GH,P250GH, P280GHM 16MN, 20MN ,20#
Stainless Steel: ASTM A182, F304/304L, F316/316L
Alloy Steel: P11,P12,P22
3. Standard: ANSI B16.5, ASME B16.47A/B, DIN/EN/BS/JIS/GOST
4. Size: 1/2"-72"
5. Pressure Rating: Class150, 300, 600, 1500, 2500 etc.
PN 6, PN 10, PN 16, PN 25, PN 40 and PN 64.
JIS 5K, 10K, 16K, and 20K.
6. Surface Treatment: Rust-proof Oil, Black/Yellow painted, Galvanized
7. Application Range: Applicable to conveyance of Gas, Petroleum, Chemical, Metallurgy, Power, Fluid, Building Construction, Steel Structure and hot/cold Water Transferring.
8. Package: Sea-worthy wooden cases or pallets or customized by the buyers.
9. Inspection: Quality Control System-Well Equipments and Machinery-Well Workers and Engineers


Standdard/size/material  detailed as below:
 

item	standard No.	size	PN	Type	Material
1	ASME / ANSI B16.5	1/2"--24"	150-2500LBS	BL,SO,SW,LJ,WN,THD	A105,  A350LF2, A182 f11 A182 F304/F304L,F316/F316L
2	LONG WN	1/2"--24"	150-2500LBS	Long welding-neck	A105, A350LF2, A182 F304/F304L,F316/F316L
3	ANSI B16.47 A(MSS SP-44)	26"--60"	150--900LBS	BL,WN	A105,  A350LF2, A694 A182 F304/F304L,F316/F316L
	BS3293-1960 STANDARD	26"--48"	150-600LBS	SO,WN	A105, A350LF2, A182 F304/F304L,F316/F316L
4	ANSI B16.47 B(API605)	26"--60"	75--900LBS	BL,WN	A105,  A350LF2, A182 F304/F304L,F316/F316L
6	ASMEB16.36 STANDARD	1"--24"	300--2500LBS	SO,WN,THD	A105,  A350LF2, A182 F304/F304L,F316/F316L
7	AWWA C207	4"--144"	Class B,D,E,F T/1	PL	A105,A181 A36, A516Gr.60,65,70
8	EN1092-1:20002 STANDARD	DN10-4000	PN2.5,6,10,16,25,40,63,100	TYPE01,02,04,05,11,12,13,21,32,33,34	EN10025(S235JRG2),EN10222-2AND3(P245GH ANDP280GH), EN10222-5(1.4303,1.4306,1.4307,1.4401,1.4404,1.4435,1.4541,1.4571) A105/C21/1.0432 C22.8/P150GH/1.0460
	BS4504 SEC.3.1/1989 STANDARD	NS15-2000	PN2.5,6,10,16,25,40	CODE101,102,104,105,111,112,113,121,132,133,134	BS970 070M20 BS4360 GR.43A BS1503-164 GR.490 BS 1503-224 GR.410 BS 1503-304S11 304S31 321S31 316S31 316S11
	BS10-1962 STANDARD	NB10-3000	TABLE D/ E /F/H/J	SO THD BL WN	BS1501-161 GR.B AND C BS1633 GR.B BS 1503-240 GR.240 BS 1503-620 BS3604
	ISO 7005-1 STANDARD	DN10-4000	PN2.5,6,10,16,20,25,40,50,110,150,260,420	TYPE01,02,03,04,05,11,12,13,14,15,21,32,33,34	ISO2604-1 F8 F9 F13 F18 F22 F49 F62 F46 F59
	NFE29203 STANDARD	DN10-600	PN2.5,6,10,16,20,25,40,50,100,150,250,420	TYPE 01,02,03,04,05,11,12,13,14,15,21,32,33,34,35	NFE29204 BF 42 BF42N BF48 BF48N
	JIS B2220 STANDARD	10A-1500A	PN 5K,10K,16K,20K,30K	SOP(PL) SOH(SO A B C ) WN	JIS G3101 SS41 JIS G3201 SF40A(S20C) AND SF45A(S25C) JIS G3202 SFVC1 AND SFVC 2A
9	DIN STANDARD	DN10-4000	PN2.5,6,10,16,25,40,64,100,160	SO,BL,PL,WN,LOOSE,THD	RST37.2/1.0038/DIN17100C22.8/1.0460 A105/C21/1.0432 1.430 1.4307 1.4401 1.4404 1.4541 1.4571/DIN17440

Our Advantages:

A. Over 20 years' experience in manufacturing Steel Pipes and Pipe Fittings
B. All of our products are totally for export
C. Professional International Trade Experience.
D. Be Strict With Quality Control.
E. Competitive Price.
F. Good Business Reliability, Responsible

Any of your inquiry will receive our best attention and is highly appreciated.

We believe we can support our customer well and grow stronger and stronger together.

We insist on good quality, good service, and competitive price

We are looking forward to the pleasure of serving you and achieving win-win cooperation.