Rh

(redirected from Rockwell hardness)
Also found in: Dictionary, Thesaurus, Financial, Encyclopedia.

Rh

 
2. symbol for Rhesus factor (see rh factor).

RH

Abbreviation for releasing hormone.

Rh

1. Symbol for rhodium.
2. See Rh blood group, in Blood Groups Appendix.

Rh

rhodium.

Rh

(är′āch′)
adj.
Of or relating to the Rh factor: an Rh antigen; the Rh blood group; Rh incompatibility.

Rh

1 abbreviation for rhesus. See Rh factor.
2 symbol for the chemical element rhodium.

rH

Recombinant human

Rh

1. Symbol for rhodium
2. Abbreviation for rhesus.

Rh

A blood typing group, like the ABO system. When a mother is Rh negative and her baby is Rh positive, she may develop antibodies to the baby's blood that will cause it to hemolyze.
Mentioned in: Coombs' Tests

Rh

Rhesus

Rh

Symbol for rhodium.

RH

releasing hormone.

Rh

chemical symbol, rhodium.

Patient discussion about Rh

Q. Explain RH please

A. Rh...? as the blood type Rh? or you meant to ask about RA which is Rheumatoid Arthritis.
if you seek information about the blood type, here is something that will help you understand:
http://www.nlm.nih.gov/medlineplus/ency/article/003345.htm

if RA is what you are looking for, here is a great tutorial that will do it nicely:
http://www.nlm.nih.gov/medlineplus/tutorials/rheumatoidarthritis/htm/lesson.htm

More discussions about Rh
References in periodicals archive ?
Among the various hardness test methods, the Rockwell hardness (HR) test is the most widely used method for testing metals and other materials due to its simplicity and quickness of execution.
4 show impact strength and Rockwell hardness of PA6/ABS and PA6/MABS blends, respectively.
Rockwell hardness testing uses a diamond point indenter, and is most commonly used for steel castings.
As part of its Rockwell hardness standardization program, NIST has developed standard reference material (SRM) test blocks for the Rockwell C scale, which is used for hard metals, primarily steel.
Additional maleated PP and lubricant seems to have a positive effect on the Rockwell hardness.
The company is the originator of Rockwell hardness testers, and designs, manufactures and markets a comprehensive line of Rockwell, microindentation, MicroRockwell, Brinell and portable hardness testing instruments, software, accessories and services.
Kleerdex reports that the sheet exhibits impact resistance of 15 ft-lbs/inch (ASTM D-256), tensile strength of 6100 psi (ASTM D-638), and Rockwell hardness of 94 (R scale) (ASTM D-785), and resists repeated cleaning with harsh chemicals.
provides a Rockwell hardness in the high 80s, which is 25% higher than hard-chrome plating and reportedly offers three to five times better abrasion resistance.
Shimadzu has introduced the DXT Series Digital Rockwell hardness testers, which provide enhanced ease of operation and data-handling capability.
Mate's 1 1/4 B station punches, for example, are made of 61 Rockwell hardness premium high M-2 speed tool steel in NC controlled furnaces using exclusive processes developed by Mate.
In this paper, both indentation and scratch hardness tests were evaluated; they are: Rockwell hardness, Durometer hardness, microhardness, and scratch hardness.
All three models feature a 10-inch CT-75 stainless steel blade with a 440C Plus 58-59 Rockwell hardness rating and full tang construction.