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BUTT WELDED PIPE FITTINGS:
Production acc. to the standard of GB 12459 and GB/T 13401, ASTM B 16.9 /16.11 B 16.28, JIS B 2311/2312, DIN2617/2616/2615
Products:
-Lap-joint stub ends, seamless and welded
Wall thickness:
From SCH5 up to SCH160 |
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NAME： lap JOINT STUB ENDS
MATERIAL：A234-WPB.A420-WPL6.A234-WP12.A234-WP11.A234-WP5.A403-WP304.A403-WP304L.A403-WP316.A403-WP316L.
SIZE：1/2"-48"、DN15-DN1200
PRESSURE：Sch5-Sch160、XXS
STANDARDS： ISO, ANSI. JIS. DIN GB/T12459、GB/T13401、ASME B16.9、SH3408 SH3409、HG/T21635、HG/T21631、SY/T05010
USE： FITTED WITH FLANGES。 Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc.
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| PRODUCT DRAWING |
PRODUCT CONSTRUCTION |
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Nominal pipe
size DN (in.)
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Outside Diameter
at Bevel
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Length
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Diameter of lap
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A Type
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B Type
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D
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L
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R
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G
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1/2
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21.3
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50.8
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3.0
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0.8
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35.0
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3/4
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26.7
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50.8
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3.0
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0.8
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42.9
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1
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33.4
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50.8
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3.0
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0.8
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50.8
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11/4
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42.2
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50.8
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4.8
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0.8
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63.5
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11/2
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48.3
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50.8
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6.4
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0.8
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73.2
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2
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60.3
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63.5
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7.9
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0.8
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91.9
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21/2
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73.0
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63.5
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7.9
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0.8
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104.6
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3
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88.9
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63.5
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9.6
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0.8
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127.0
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31/2
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101.6
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76.2
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9.6
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0.8
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139.7
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4
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114.3
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76.2
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11.2
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0.8
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157.2
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5
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141.3
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76.2
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11.2
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1.6
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185.7
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6
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168.3
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88.9
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12.7
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1.6
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215.9
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8
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219.1
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101.6
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12.7
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1.6
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269.7
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10
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273.1
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127.0
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12.7
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1.6
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323.9
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12
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323.9
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152.4
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12.7
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1.6
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381.0
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14
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355.6
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152.4
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12.7
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1.6
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412.8
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16
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406.4
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152.4
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12.7
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1.6
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469.9
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18
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457.2
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152.4
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12.7
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1.6
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533.4
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20
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508.0
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152.4
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12.7
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1.6
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584.2
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24
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609.6
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152.4
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12.7
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1.6
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692.2
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NOTE：
1、THE DIAMETER OF lap (T) CAN NOT BE SMALLER THAN NOMINAL PIPE SIZE
2、ACCORDING TO THE CLIENTS' REQUIREMENT, THE lap SURFACE CAN BE MADE WITH CONCENTRIC INDENT SHAFT OR THREADED SHAFT
3、FIT TO sch40 OR THINNER STAINLESS STEEL PIPE TO JOINT
4、JOINT TO THE FLANGE EDGE WHICH PRESCRIBE IN ANSI B16.5
5、PLEADE NOTE CLEAR THE L OR R , IF THERE ARE PECULIAR REQUIREMENTS |
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