Welding Neck Flange Blind Flange Threaded Flange

• Customization: Available
• Standard: ANSI, DIN, GB, JIS, GOST, BSW
• Type: Welding Flange
• Model NO.: flange
• Material: Carbon Steel
• Structure: Lateral
• Connection: Clamps
• Sealing Surface: RF
• Manufacturing Way: Forging
• Transport Package: Wood Package
• Specification: DN15-DN500
• Origin: Tianjin
• HS Code: 730793
• Production Capacity: 20000/Month

Product Description

WELDING NECK FLANGE

Standard: ASME/ANSI B16.9             Grade: WPB

NPS	OD	ID	Thickness	Unit Weight
inch	mm	mm	mm	kgs
1/2	89	21.3	11.5	0.5
3/4	99	26.9	13	0.7
1	108	33.7	14.5	1.1
1 1/4	117	42.4	16	1.5
1 1/2	127	48.3	17.5	1.8
2	152	60.3	19.5	2.7
2 1/2	178	73	22.5	4.4
3	190	88.9	24	5.2
3 1/2	216	101.6	24	6.4
4	229	114.3	24	7.5
5	254	141.3	24	9.2
6	279	168.3	25.5	11
8	343	219.1	29	18.3
10	406	273	30.5	25
12	483	323.9	32	39
14	533	355.6	35	51
16	597	406.4	37	60
18	635	457	40	71
20	698	508	43	88
24	813	610	48	119

 

BLIND FLANGE

Standard: ASME/ANSI B16.9             Grade: WPB

NPS	OD	ID	Thickness	unit weight
inch	mm	mm	mm	kgs
1/2	89	21.3	11.5	0.4
3/4	99	26.9	13	0.7
1	108	33.7	16	0.9
1 1/4	117	42.4	16	1.3
1 1/2	127	48.3	17.5	1.6
2	152	60.3	19.5	2.6
2 1/2	178	73	22.5	4.1
3	190	88.9	24	5
3 1/2	216	101.6	24	6.4
4	229	114.3	24	7.1
5	254	141.3	24	9
6	279	168.3	25.5	12
8	343	219.1	29	21
10	406	273	30.5	30
12	483	323.9	32	45
14	533	355.6	35	59
16	597	406.4	37	79
18	635	457	40	97
20	698	508	43	124
24	813	610	48	188

 

SLIP ON FLANGE

Standard: ASME/ANSI B16.9             Grade: WPB

NPS	OD	ID	Thickness	unit weight
inch	mm	mm	mm	kgs
1/2	89	22.5	11.5	0.4
3/4	99	28	13	0.7
1	108	34.5	14	0.8
1 1/4	117	43.5	16	1.1
1 1/2	127	49.5	17.5	1.4
2	152	62	19.5	2.2
2 1/2	178	73	22.5	3.6
3	190	90.5	24	4.1
3 1/2	216	103.5	24	5.2
4	229	116	24	5.6
5	254	144	24	6.3
6	279	170.5	25.5	7.5
8	343	221.5	29	12.6
10	406	276.5	30.5	18.5
12	483	327	32	28
14	533	359	35	36
16	597	410.5	37	46
18	635	462	40	50
20	698	513	43	64
24	813	616	48	89

THREADED FLANGE

Standard: ASME/ANSI B16.9             Grade: WPB

NPS	OD	ID	Thickness	unit weight
inch	mm	mm	mm	kgs
1/2	89	21.3	11.5	0.4
3/4	99	26.9	13	0.7
1	108	33.7	14.5	0.9
1 1/4	117	42.4	16	1.2
1 1/2	127	48.3	17.5	1.5
2	152	60.3	19.5	2.3
2 1/2	178	76.1	22.5	3.7
3	190	88.9	24	4.2
3 1/2	216	101.6	24	5.3
4	229	114.3	24	5.9
5	254	141.3	24	7
6	279	168.3	25.5	8.4
8	343	219.1	29	13
10	406	273	30.5	17.8
12	483	323.9	32	29.5
14	533	355.6	35	39
16	597	406.4	37	47
18	635	457	40	50
20	696	508	43	68
24	813	610	48	93

 

Company's profile

Tianjin Youfa Steel Pipe Group Co. was founded on July 1st,2000,with the headquarters located at the largest steel pipe production base in China-Daqiuzhuang Village,Tianjin City;

- Produced over 15million tons of various steel pipes in 2017;

- the largest welded steel pipe manufacturer in the world, Production and Sales No.1 for 13 consecutive years in China. Products exported to over 86 countries and regions,the Top 500 Enterprises in China;

- has formed four production bases in Tianjin City, Tangshan City, Handan City and Shanxi Province;

- Tianjin Youfa International Trade Co., is a subsidiary of YOUFA Steel Pipe Group,located in Tianjin City.Company has 55 professional talents. In order to provide personalized service for foreign businessmen, we have opened a processing factory of 10,000 square meters;

- Products cover ERW Steel Pipe, Hot Dipped Galvanized Steel Pipe, Square and Rectangular Steel Pipe,Steel Pipe of Lining Plastic,Plastic-coated Steel Pipe, Spiral Steel Pipe, Highway Materials.