Iwọn European EN10216-2 P235GH paipu ailopin ati nibo ni o ti lo?

EN10216
EN10216

Ohun elo wo ni P235GH? Ohun elo wo ni o baamu ni Ilu China?

P235GH jẹ iṣẹ iwọn otutu ti o ga Fihekin ati paipu irin alloy, eyiti o jẹ irin igbekalẹ iwọn otutu giga ti Jamani. P235GH, EN10216-2 titẹ laisi iran paipu ni ibamu si boṣewa orilẹ-ede 20G, 20MnG (GB 5310-2008 igbomikana giga-titẹ paipu irin alailẹgbẹ).

P235GH alloy irin pipe paipu ti ko ni laisiyonu ni gbogbogbo ni yo ninu ina arc ileru ati oluyipada oke-afẹfẹ atẹgun. Fun awọn ibeere ti o ga julọ, o gba isọdọtun ni ita ileru, gbigbẹ ifasilẹ ileru gbigbo tabi smelting ilọpo meji, atunṣe electroslag tabi itọju igbale, ati itọju ooru.

P235GH, EN10216-2 paipu irin ti ko ni okun ti o dara fun iṣelọpọ awọn ohun elo titẹ ati awọn paati ohun elo. Ti a ṣe afiwe pẹlu irin lasan, irin alloy P235GH ni agbara ti o ga julọ ati lile, iṣẹ fifẹ tutu ati iṣẹ alurinmorin, awọn ohun-ini kemikali, biocompatibility, awọn ohun-ini ti ara ati iṣẹ ṣiṣe.

Awọn ohun-ini ẹrọ ti P235GH alloy irin pipe: agbara fifẹ σb350 ~ 480 MPa; agbara ikore σs≥215 MPa; elongation δ5≥ 25%; ipa gbigba agbara Akv≥47 J; Lile Brinell ≤105 ~ 140 HB100

Ipilẹ kemikali (ida ibi-iye,%) ti P235GH alloy paipu irin: ≤0.16 Si; 0.60 ~ 1.20 Mn; ≤0.025 Kr; ≤0.30 Ni; ≤0.30 Cu; ≤0.08 Mo; ≤0.02 V; ≤0.02 Nb; ≤0.012 N; P; ≤0.010 S; ≤0.30, ≤0.020 Al; C; ≤0.35, ≤0.03 Ti.

Aworan atẹle jẹ tabili lafiwe ti paipu irin alloy P235GH ati awọn onipò irin ti o jọra:

Ipele Aami iru
ISO EN ASME/ASTM JIS
20G PH26 PH235GH A-1, B STB 410
20MnG PH26 PH235GH A-1, B STB 410

 

Itọju igbona ti P235GH paipu irin ti ko ni idọti fun titẹ: iwọn otutu ṣiṣẹ gbona 1100 ~ 850 ℃; annealing otutu 890 ~ ​​950 ℃; normalizing otutu 520 ~ 580

Ohun elo inu ile wo ni P235GH alloy steel ṣe deede si?

EN10216-2 P235GH jẹ iru si GB/T5310 20G ati 20MnG ni orilẹ-ede mi (gẹgẹ bi o ṣe han ninu aworan loke), ati iru awọn onipò irin pẹlu ASTM/ASME A-1, B; JIS STB 410.


Akoko ifiweranṣẹ: Oṣu kejila-13-2024

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