Tube / Pipe Flange

Materials

Pipe / Tube

Materials

Grade

Seamless Pipe / Tube

SUS316L

SUS316L Double Melt (VIM+VAR)

Hastelloy

EP / BA

Welded Pipe / Tube

SUS 304

SUS 316

SUS 316L

Hastelloy

EP / BA / MP / AP

Surface Roughness

Designator

Rmax (Ry)

Internal (Ra)

External (Ra)

BA

≤ 3.0 ㎛

≤ 10 μinch

≤ 30 μinch

EP

≤ 0.7 ㎛

≤ 5 μinch

Testing

He Detector

Leak

Detection sensitivity

1 x 10-9 torr.l/sec

Measruing instrument

ALCATEL

Pressure

1 MPa (10 ㎏f/㎠)

Airtightness

0.7 MPa (7 ㎏f/㎠)

Particle Counter

Detection sensitivity

0.1 ㎛

Measruing instrument

Lightnouse

Ordering Information

A

ASFLOW

B

Classifications

CL

Product

04

Size

Brand

Classifications

Product

Size

ASFLOW

B

Bend Fittings

TF

Tube Flange

04

1/4”

20

1-1/4”

48

3”

     

PF

Pipe Flange

06

3/8”

24

1-1/2”

64

4”

         

08

1/2”

32

2”

80

5”

         

10

5/8”

40

2-1/2”

96

6”

         

12

3/4”

* Pipe Size : __A

         

16

1”

Dimension

Auto Welding / Manual Welding
Auto Welding – Tube Size

(unit = ㎜)

Size

3/4″

1″

1-1/4″

1-1/2″

2″

2-1/2″

3″

4″

5″

6″

OD

19.05

25.4

31.8

38.1

50.8

63.5

76.2

101.6

127.0

152.4

A

100

100

100

100

100

100

100

100

200

200

D

95

100

125

135

140

155

175

195

250

280

N

4

4

4

4

4

4

4

8

8

8

M

M12

M12

M16

M16

M16

M16

M16

M16

M20

M20

Auto Welding – Pipe Size

(unit = ㎜)

Size

10A

15A

20A

25A

32A

40A

50A

65A

80A

100A

125A

150A

200A

250A

300A

OD

17.3

21.7

27.2

34.0

42.7

48.6

60.5

76.3

89.1

114.3

139.8

165.2

216.3

267.4

318.5

A

100

100

100

100

100

100

100

100

100

200

200

200

200

200

200

D

90

95

100

125

135

140

155

175

185

210

250

280

330

440

445

N

4

4

4

4

4

4

4

4

8

8

8

8

12

12

16

M

M12

M12

M12

M16

M16

M16

M16

M16

M16

M16

M20

M20

M20

M22

M22

Manual Welding – Pipe Size

(unit = ㎜)

Size

100A

125A

150A

200A

250A

300A

OD

114.3

139.8

165.2

216.3

267.4

318.5

A

200

200

200

200

200

200

D

210

250

280

330

440

445

N

8

8

8

12

12

16

M

M16

M20

M20

M20

M22

M22

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