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...
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...
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...
Our client require ductile iron gate valve as per api 604, but I could learn that api 604 is withdrawn.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
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 but our supplier is giving as per STD a29-12E1 Gr 4140 AS a331 IS WITHDRAWN.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...
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...
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...
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...
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...
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...
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...
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
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...
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.
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...
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...
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...
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...
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.
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
