MATERIAL SPECIFICATIONS
FOR FITTINGS MADE FROM SHEETS ASTM A240 SHALL BE APPLIED AS FOLLOWS.
FOR FITTINGS MADE FROM SEAMLESS AND
WELDED PIPES ASTM A312 SHALL BE APPLIED AS FOLLOWS.
TOLERANCE OF BUTT-WELDING FITTINGS IN JIS AND ASTM


FOR FITTINGS MADE FROM SHEETS ASTM A240 SHALL BE APPLIED AS FOLLOWS.
Type Carbon max. per cent Mang-
anese, max. per cent		 Phos-phorus max. per cent Sulfur, max. per cent Sillicon max. per cent Chromium,
percent		 Nickel percent Other Elements T.S Min ksi Y.S Min ksi Elon-gation per cent Hardness
HB HRB
304 0.08 2.00 0.045 0.030 1.00 18.00~
20.00 		8.00~
10.50 		  75 30 40 183 88
304L 0.03 2.00 0.045 0.030 1.00 18.00~
20.00		 8.00~
12.00 		  70 25 40 183 88
316 0.08 2.00 0.045 0.030 1.00 16.00~
18.00 		10.00~
14.00 		Mo 2.00
~3.00		 75 30 40 217 95
316L 0.03 2.00 0.045 0.030 1.00 16.00~
18.00 		10.00~
14.00

Mo 2.00
~3.00

 70 25 40 217 95
321 0.08 2.00 0.045 0.030 1.00 17.00~
19.00 		9.00~
12.00 		Ti
min.Cx5
max. 0.70		 75 30 40 183 88
347 0.08 2.00 0.045 0.030 1.00 17.00~
19.00 		9.00~
13.00 		Cb+Ta
min. Cx10
max. 1.10		 75 30 40 183 88
304-316L N:0.10MAX

FOR FITTINGS MADE FROM SEAMLESS AND
WELDED PIPES ASTM A312 SHALL BE APPLIED AS FOLLOWS.
Type Carbon max. per cent Mang-
anese, max. per cent		 Phos-phorus max. per cent Sulfur, max. per cent Silicon max. per cent Chromium,
percent		 Nickel percent Other Elements T.S Min ksi Y.S Min ksi
Tp 304 0.08 2.00 0.040 0.030 0.75 18.0~20.0 8.00~11.0   75 30
Tp 304L 0.035 2.00 0.040 0.030 0.75 18.0~20.0 8.00~13.0   70 25
Tp 316 0.08 2.00 0.040 0.030 0.75 16.0~18.0 11.0~14.0 Mo 2.0 ~3.0 75 30
Tp 316L 0.035 2.00 0.040 0.030 0.75 16.0~18.0 10.0~15.0

Mo 2.0~3.0

 70 25
Tp 321 0.08 2.00 0.040 0.030 0.75 17.0~20.0 9.0~13.0 Ti min.Cx5
max. 0.60		 75 30
Tp 347 0.08 2.00 0.040 0.030 0.75 17.0~20.0 9.0~13.0 Cb+Ta min. Cx10
max. 1.00		 75 30
TOLERANCE OF BUTT-WELDING FITTINGS IN JIS AND ASTM
Norminal
pipe size
(inch) 		Outside Diameter (OD)
JIS
(mm) 		Outside Diameter
(OD)
ASTM
(mm) 		  Norminal
pipe size
(inch) 		Outside Diameter (OD)
JIS
(mm) 		Outside Diameter
(OD)
ASTM
(mm)
1/2 21.3-21.7-22.5 20.9-21.3-22.1 5 139.0-139.8-140.6 140.5-141.3-142.1
3/4 26.8-27.2-28.0 26.3-26.7-27.5 6 164.4-165.2-164.4 167.5-168.3-169.5
1 33.6-34.0-34.8 33.0-33.4-34.2 8 215.5-216.3-217.5 218.3-219.1-220.3
1.1/4 42.3-42.7-43.5 41.8-42.2-43.0 10 265.8-267.4-269.0 271.5-273.1-275.0
1.1/2 48.2-48.6-49.4 47.6-48.3-49.5 12 316.9-318.5-320.5 322.3-323.9-325.9
2 60.1-60.5-61.3 59.8-60.3-61.1 14 354.0-355.6-357.6 354.0-355.6-357.6
2.1/2 75.9-76.3-77.1 72.9-73.0-73.8 16 404.8-406.4-408.4 404.8-406.4-410.0
3 88.7-89.1-89.9 88.5-88.9-89.4 18 455.6-457.2-459.2 455.6-457.2-459.2
3.1/2 101.2-101.6-102.4 101.2-101.6-102.4 20 505.6-508.0-511.0 505.6-508.0-511.0
4 113.5-114.3-115.1 113.5-114.3-115.1 24 607.2-609.6-612.6 607.2-609.6-612.6


GOLDEN HIGHOPE INDUSTRIAL INC. / EVERBEST VALVES & FITTINGS MFG. CO., LTD.
Winston Chiu/President
Email:highope@ms15.hinet.net
2F NO. 198 HUAI NING STREET, SOUTH AREA, TAICHUNG, TAIWAN.
P.O. BOX. 1065 TAICHUNG, TAIWAN
TEL:886-4-23726536 FAX:886-4-23726216
STAINLESS & CARBON STEEL BUTT-
WELD FITTINGS.
304 304L 316 316L & CARBON STEEL
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