Welding Blind Flange

Butt Welded Blind Flange are made of carbon steel,stainless steel and alloy steel,etc.They are used to seal or block off a pipe,like a cover or cap.We can provide a wide range of blind flanges,in accordance to standards like ASME B16.5,ASME B16.47,DIN 2634,DIN 2636,and so on.

Two inner boxes then master seaworthy carton.

Custom LOGO is available

Features and Benefits

Standard: ANSI B16.5/EN1092-1:2007/ASME B16.47 SER.A(MSS SP44)/DIN/GOST/JIS B2220/BS4504/BS10/SABS 1123
Flange type: PLATE FLANGE(PL); THREADED FLANGE(TH); BLIND FLANGE(BL); WELDING NECK FLANGE(WN); SLIP-ON WELDING FLANGE(SO); SOCKET WELDING FLANGE(SE).
Size range: 1/2″-60″/ DN10-DN3000/ 10A-1500A
Pressure: PN6; PN10; PN16; PN25; PN40; PN63; PN100; PN160; PN250//75LB; 150LB; 300LB; 400LB; 600LB; 900LB; 1500LB; 2500LB//1K; 2K; 5K; 10K 16K; 20K; 30K;
Material: Carbon steel A105; Q235, etc. can be selected according to needs, Stainless steel 304/304L; 316/316L; 321, etc. can be selected according to needs.
Sureface:Bare, Black, Yellow Golden.

MTC-Flange A105

CHEMICAL COMPOSITION
C	Si	Mn	P	S	Nb	V	Ti	Ni	Cr	Cu	Mo	N
0.19	0.24	0.86	0.015	0.001	/	/	/	0.03	0.01	0.02	0.01	/

MECHANICAL PROPERTY OF PIPE BODY
YIELD STRENGTH	TENSILE STRENGTH	ELONGATION
Mpa	Mpa	Ar %
381	552	32

MTC-Flange Q235B

CHEMICAL COMPOSITION
C	Si	Mn	P	S	Nb	V	Ti	Ni	Cr	Cu	Mo	N
0.13	0.23	0.55	0.022	0.002	/	/	/	/	/	/	/	/

MECHANICAL PROPERTY OF PIPE BODY
YIELD STRENGTH	TENSILE STRENGTH	ELONGATION
Mpa	Mpa	Ar %
285	426	32

CL	150	300	600	900	1500	2500
DIA D	90	95	95	120	120	135
B	9.6	12.7	14.3	22.3	22.3	30.2
B	11.2	14.3	20.7	28.7	28.7	36.6
DIA G	35.1	35.1	35.1	35.1	35.1	35.1
DIA K	60.3	66.7	66.7	82.6	82.6	88.9
NO.L	4	4	4	4	4	4
DIA L	15.9	15.9	15.9	22.2	22.2	22.2
Stub Bolts Diameter x Length
DIA (in)	1/2	1/2	1/2	1/3	1/3	1/3
Len mm	55	65	75	110	110	120

Other Diameters
NPS	1/2	3/4	1	1 1/4	1 1/2	2	2 1/2
	3	3 1/2	4	6	8	10	12
	14	16	18	20	24

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Welding Blind Flange