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  • Users: kpm21443
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  1. kpm21443

    Differential Pressure Gauge - ITT Barton Model no. 227C

    Dear Friends, We have to procure the subject differential pressure gauge ITT Barton Model no. 227C. We have received specifications for this item from our client which mentions part no. 227C. We sent the specifications to our supplier. Our supplier is confirming that he can supply model no...
  2. kpm21443

    Finned Tube

    I have to procure finned tube as per the below details: Bare tube: ASTM A179 OD: 1 inches, Length: 30 feet Fin spec: B209 Gr 1060 As regards to dimensional tolerance, it is clear for bare tube which will as per STD. But my doubt is the dimensional tolerance for fins (Fin OD, fins per inch, fin...
  3. kpm21443

    UNION 2" CLASS 3000

    We ordered 2" Union class 3000, A350 LF2. Our specs mentions dimensions as per ANSI B16.11. But the manufacturer is informing that ANSI B16.11 does not cover unions. It covers only elbow, cross, tee, couplings. As per the manufacturer, the unions will be offered as per the dimensional specs...
  4. kpm21443

    Gate valve ductile iron Api 604

    Our client require ductile iron gate valve as per api 604, but I could learn that api 604 is withdrawn. Please suggest what is the equivalent to api 604
  5. kpm21443

    ASTM A331 LV GR 4140

    Our client require round bar with STD A331 LV GR 4140. but our supplier is giving as per STD a29-12E1 Gr 4140 AS a331 IS WITHDRAWN. I was checking test certificate & compared with A29. I found chemical composition but could not find mechanical properties & hardness value in A29. Also, test...
  6. kpm21443

    Hose to BS EN ISO 2398

    We have to procure a 3/4 inches air hose as per design std BS EN ISO 2398, but my supplier is offering me GOODALL MULTISERV hose which does not comply to BS EN ISO 2398 as it is made in USA. But my supplier FROM HIS EXPERIENCE informs that this hose will fully comply to the requirement of BS EN...
  7. kpm21443

    Dimensional tolerance for plates

    I want to find out dimensional tolerance (length, width & thickness) for plates A516 Gr 70 & A240 Gr 310. A240 says to see A480, but in A480 there are many types of plates. In which category to see the dimensional tolerance. For A516, the std does not mention any thing about dimension tolerance...
  8. kpm21443

    Dimensional tolerance for plates

    I want to find out dimensional tolerance (length, width & thickness) for plates A516 Gr 70 & A240 Gr 310. A240 says to see A480, but in A480 there are many types of plates. In which category to see the dimensional tolerance. For A516, the std does not mention any thing about dimension tolerance...
  9. kpm21443

    Hose OD

    We want to buy a hose with OD 40-43 mm, but manufacturer is offering OD of 38 mm & he gives the below explanation. Please advise: We Manufacture the Hose in accordance with BS5342:1985:A2 ,Which is the standard used for the application high pressure Saturated Steam. Usually industry standard...
  10. kpm21443

    End fittings for hose

    We want to order a 1/4 inches double braided hose SS304 with end fittings as carbon steel A194 2H galvanized NPT hex male at one end and Carbon steel A194 2H galvanized socket weld 3 piece female union (stem + nut + female) at the other end. But the manufacturer is offering end fittings with...
  11. kpm21443

    Hardness of U tube

    We Require A179 U Tube set, where we have specified that Hardness test to be done on the shortest U Bends after Stress Relieving. The Hardness Values obtained are 78 & 74 HRB respectively, noting that the Max Hardness value as per ASTM A179 tubes are 72HRB (nothing Mentioned about U bends) Can...
  12. kpm21443

    PTFE VS PCTFE

    What is the difference between PTFE & PCTFE. I have to order PARKER ball valve with PTFE seat but they are offering PCTFE seat. Can I accept PCTFE seat in place of PTFE seat
  13. kpm21443

    Thickness measurement of swage concentric nipple

    I have given swage concentric nipple 1/2 x 1/4 inches to third party inspection for inspection. We need thickness measurement by pulse echo method as per E797, but inspection agency & the stockiest are saying that they will use dial caliper (which has a least count of 0.05 mm) instead of pulse...
  14. kpm21443

    Rockwell Hardness values for ASTM A563 Gr A

    I was looking the STD A563 Gr A & found that Rockwell Hardness value is mentioned as B68 MIN & C32 MAX. I was checking a test certificate & it shows the result for hardness as 90-92 HRB. Please advise how to compare the values in the standard & the results in the test certificate.
  15. kpm21443

    FARRIS SAFETY VALVE MODEL NO. 1896M

    I was looking on test certificates of FARRIS SAFETY VALVE MODEL NO. 1896M, which has bronze body, bonnet & SS stem, spring. Test certificates for body, bonnet & disc only provided by the manufacturer. That too, they have provided 3.1 certificate for body, bonnet & 2.1 certificate for disc. I...
  16. kpm21443

    FARRIS SAFETY VALVE MODEL NO. 1896M

    I was looking on test certificates of FARRIS SAFETY VALVE MODEL NO. 1896M, which has bronze body, bonnet & SS stem, spring. Test certificates for body, bonnet & disc only provided by the manufacturer. That too, they have provided 3.1 certificate for body, bonnet & 2.1 certificate for disc. I...
  17. kpm21443

    Heat treatment standard for stud bolt B7/2H

    I am looking at an Material test certificate for stud bolt b7/2h & comparing with STD A193 & A194. Test certificate mentions heat treatment details, but I could find heat treatment details in the standards A193 & A194 to check. Please advise in which standard can I find the heat treatment...
  18. kpm21443

    Globe Valve body material

    1 - We have to order globe valve 1.5", cl 150, body/bonnet Malleable Ductile Iron. But my manufacturer is offering A182 F316. I know that F316 has good resistance to corrosion, but not strong when compared to Malleable Ductile Iron. Please advise. 2 - Also, the term Malleable Ductile Iron looks...
  19. kpm21443

    Length F to F for Butterfly Valve

    Requirement of length F to F as per API 609 for 4" butterfly valve is 52 mm +/- 1.5 mm. But our manufacturer has manufactured the valve with F to F 54 mm. That is, 0.5 mm more than the + tolerance of 53.5 mm. Can any one advise if this is OK.
  20. kpm21443

    304 and 316

    Dear Friends, I have to procure a metal hose with core A182 TP 304 but the manufacturer is offering A182 TP 316. I believe 316 is better than 304. Please advise

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