347H igwe anaghị agba nchara tube
Alloy 347H bụ ihe kwụsiri ike, austenitic, chromium ígwè nwere columbium nke na-enye ohere maka ikpochapụ mmiri ozuzo carbide, na, n'ihi ya, corrosion intergranualr.A na-eme ka Alloy 347 kwụsie ike site na mgbakwunye nke chromium na tantalum ma na-enye ihe mgbawa dị elu na nrụgide nrụgide karịa alloy 304 na 304L nke nwekwara ike iji mee ihe maka ikpughe ebe mmetụta uche na corrosion intergranualr na-echegbu onwe ya.Mgbakwunye nke columbium na-enyekwa Alloy 347 ohere inwe nguzogide corrosion dị mma, ọbụna karịa nke alloy 321. 347H bụ ụdị ihe mejupụtara carbon carbon dị elu nke Alloy 347 ma gosipụta mma elu okpomọkụ na ihe na-akpụ akpụ.Ngwakọta igwe anaghị agba nchara Haosteel ugbu a gụnyere Alloy 347/347H (UNS S34700/S34709) na mpempe akwụkwọ, eriri mpempe akwụkwọ, efere, ogwe okirikiri, mmanya edozichara na ngwaahịa tubular.
347H igwe anaghị agba nchara tube
Ngwakọta kemịkalụ:
| C | Si | Mn | P | S | Cr | Ni | Nb |
| 0.04-0.1 | 0.75 | ≤ 2.0 | 0.045 | ≤ 0.03 | 17.0 - 19.0 | 9.0 - 13.0 | 8C - 1.0 |
347H igwe anaghị agba nchara tube
Anụ ahụNjirimara:
347H igwe anaghị agba nchara tube
Ewepụrụ:
Ike tensile kacha - 75KSI min (515 MPA min)
Ike Mpụta (0.2% kwụsịrị) -30 KSI min (205 MPA min)
Elongation - 40% min
Isi ike - HRB92max (201HV max)
