Recent content by Qual7Eng

Gents, Please help me to measure the pitch dia. using contact point/balls(dia. 'd') for a stub ACME thread, 24"-2TPI Stub ACME external thread.

Always when it is related or relative....correct me if am wrong...

Xl, if AD W0 requirements are called in...the nobo number shud not be there...we had experience...

We do steel casting business,9723ec anex 1 4.3 calls fr specific material assessment for ped...but we don't have spwcific material assessment fr material x.

Uff...sorry...I took direct(1.8x +32)conversion and misunderstood..btw..fyi api 6a & api 6d gives -/+14degc and +/-13degc respectively for 25degf..

how this conversio works ??? +/-14 °C (25 °F) and +/-8 °C (15 °F) as per API thaks

Recently , I came across a new ASTM casting material which was not listed in the Annex of our PED approval of material manufacturer and client needs the CMTR in conformance with PED 97/23/EC. In that case my understanding was we have to go for EN 10204 3.2 certification for the specified...

Actually t s reduction in area\ductility casting testcoupons are tested as per astm a370.

Thru Sand casting, no carburising here..whats makes me firm s I have reference f acheiving strength wid even low carbon levels... TVP. 450-500 also trialed BT low impact performance..

Thanks for the suppport.. Hardening at 880 Deg C:during heating soaked at 700 Deg C for 2hours, then rose to 880 Deg C, soak for 6 hours, after completion of soaking raise 15 Deg C higher (895 Deg C) and keep it for 15minutes, then quenched in the water.Intermediate Tempering @ 550Deg C and...

thanks alot.. now can we use production furnace thermocouples for TUS ??

I just dont wanna bury this...:) Or can anybody suggest me an alternate choice of material with strength and toughness/ Heat treatment thanks

Hi, Please i need your supports, and get clarified the below , Refering Below extract from API 6A A minimum of nine thermocouple test locations shall be used for all furnaces having a working zone greater than 0,3 m3 (10 ft3). For each 3,5 m3 (125 ft3) of furnace working zone surveyed, at...

Please help me out...URGENT!!!!!!!!!!!!!!!!! What s the difference between ASTM E1742 & ASTM E94 for RT Examination. Thanks in advance.. :)

and i wonder why customers are asking directional testing for steel castings, realy you will have comments over this.