Astm a691standard specification for electric - fusion - welded carbon and alloy steel tubing for high temperature and high pressure service conditions.
Scope of application
Astm a691 standard for high temperature, high pressure steel pipe, from several chemical composition, strength grade and pressure vessel quality steel plate, with the addition of filler metal melting welding. In order to obtain the desired performance or to meet the requirements of the application specification, no heat treatment may be required.
Astm a691standard is generally applicable to the outer diameter of not less than 16in (405mm) and wall thickness greater than equal to 1 / 4in (6.4mm) of the steel pipe.
Astm a691 grade 1.25 cr alloy steel pipe for high temperature and high pressure service conditions.
Astm a691 grade 1.25 cr alloy steel pipe specification [standard]astm a691.
[material]grade 1.25 cr.
[size]1/2"nb-24"nb.
[thickness]sch20, sch30, sch40, std, xs, sch60, sch80, sch120, sch140, sch160, xxs.
[length]6m or specified length as required.
[ends]plain end, beveled end, treaded
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Product Description: We supply connector in SS201, SS304, SS316, SS316L suitable for pipes OD42.2mm*2mm. Also available other OD on requist. Connectors in round, square any other custom designed shape. Finish: satin, Glossy.
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Base material:solid brass, ss304, ss316 Finish:chrome, satin nickel, pearl satin,pss-polished ss, sss- satin stainless steel, pvd, gold, brass polished For use on: tempered glass thickness 6mm to 12mm glass Edges:straight egdes/beveled edges Recommended glass door weight for three hinges:heavy duty hinges: 3 hinges- 54kgs Recommended glass door weight for two hinges: heavy duty hinges: 2 hinges- 34kgs Glass cuts: square glass cut, ear mouse glass cut, round glass cut Glass door swing:90,135, 180 degree, full swing.
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