Vulcan entered the long bar quench and temper market and now the Heat Treating division is the largest long bar, induction heat treater in the world with annual. Caution: All material included in this chart is advisory only, and its use by anyone is voluntary. In developing this information, Fastenal has. Esparragos #B7 #Cadmiados #Fluorocarbonados #Galvanizados #Quito # Ecuador [email protected]

Author: Kir Akijora
Country: Anguilla
Language: English (Spanish)
Genre: Medical
Published (Last): 10 October 2007
Pages: 49
PDF File Size: 17.71 Mb
ePub File Size: 19.10 Mb
ISBN: 753-5-21533-214-2
Downloads: 34709
Price: Free* [*Free Regsitration Required]
Uploader: JoJoran

We have strength and chemical summaries on the individual ASTM summary pages on our website. Martin- For all intents and purposes, they are the same. While as per clause 6. Leave this field empty. Cherry — Apologies, but we are not familiar with MS material and a quick Google search does not bring up any results. B7 and B7M Bolts have their own equivalent nuts which is 2H and 2HM respectively, is it allowoed to interchange these nuts? What is the difference between B7M and B7M comply to nace mr The A nut chart we created based on common industry practices.

Ashkiani- A stud bolt is a threaded stud with no head, whereas a machine bolt has a forged head on one end.


ASTM A B7 vs. A B7M – Portland Bolt

Edparragos — A section 9. This makes it important to understand the differences between the two specifications so that the correct material is ultimately provided. If washers were to be required what would it be?

However B7 and B7M bolts re not mechanically identical. Vijay- Of those, A B7 is the closest to grade 8. Enviornment is a little bit corrosive. You may need to contact an engineer or metallurgist.

Esparragos ASTM A193 Gr. B7, ASTM a 193 Grado B7 Esparrago, Stud Bolt

Is it just the hardness we are talking abt? Dear Sir, in term of size and dimension do they have any different?

Neil- A B7M does not specifically cover washers, although I guess theoretically you could make them from the same material.

Any substitution should be run by an engineer.

Grupo Kazerooni – Varilla Roscada, esparragos B7, B16, Monel y mas Varilla Roscada

May you help me about material specifications… I have a problem about material MS You can find summaries for both ASTM standards on our website. Ari- There are some similarities in tensile and yield, but they esparragow not identical. Jugal — I am sorry, but we are unable to answer that question. Noble — I am sorry, but we cannot make any specific recommendations regarding whether or not you would need a coating.


ASTM A193 B7 vs. A193 B7M

Ferry- Apologies, but we do not have any engineers on staff, and do not have the expertise to answer this. Regardless, the esparrsgos testing should be completed after the final heat treatment. Thanks a lot, Ashkiani.

Usama- In order to change B7 to B7M, you would need to temper the bolts to esparraos lower hardness. We are not familiar with a bolt specifically called a mushroom head. Hi, I would like to clarify if the commonly referred bolt classes class 1,class 2 is of the same meaning segregating b7 from b7m? Vizal- I am sorry, but we cannot make any specific grade recommendations.

Mehul — We do not heat treat in house, so you will need to contact a heat treat facility to get specifics ezparragos their process. If the purchaser does not specify 3. Hi, please let us know what is the difference between A and A Osama- We are sorry, but we are not familiar enough with the requirements of sanitary lifting stations to know if B7M bolts are allowed.