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60Si2Mn hot rolled steel round bars
60Si2Mn hot rolled steel round bars
60Si2Mn hot rolled steel round bars
60Si2Mn hot rolled steel round bars

60Si2Mn hot rolled steel round bars

Baja spring 60Si2Mn yaiku baja spring silico-mangan sing digunakake kanthi kekuatan, elastisitas lan hardenability sing rada dhuwur tinimbang 55Si2Mn. GB 60SI2MN Steel minangka baja paduan musim semi berkualitas tinggi, kalebu baja paduan musim semi karbon berkualitas tinggi. Kekerasan Quenched & Tempered yaiku 28-34 HRc. 60SI2MN baja Annealing pangiriman hardens kurang saka 250HB.
introduksi produk
Baja spring 60Si2Mn yaiku baja spring silico-mangan sing digunakake kanthi kekuatan, elastisitas lan hardenability sing rada dhuwur tinimbang 55Si2Mn. Industri baja spring 60Si2Mn mrodhuksi spring flat kanthi beban gedhe utawa spring coil kanthi diameter kurang saka 30mm. Iku uga cocok kanggo nggawe spring-tahan panas karo medium non-korosif karo suhu operasi ngisor 250 ° C lan karo mbukak gantian lan kaku dhuwur. Sumber coil penting sing gedhe kanggo nggarap, uga sistem panyerepan kejut otomotif.
data teknis

Komponen kimia:

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Cu(%) Tegangan hasil (Mpa) Tegangan tarik (Mpa) Elongation (%)
0.56-0.64 1.5-2.0 0.6-0.9 ≦0.035 ≦0.035 ≦0.35 ≦0.35 ≦0.35 ≧1175 ≧1275 ≧5

Sifat mekanik:

Kekuwatan tarik σb (MPa): ≥ 1274 (130)
Kekuwatan ngasilake σs (MPa): ≥1176 (120)
Elongasi δ10 (%): ≥5
Nyusut area ψ (%): ≥25
Atose: rolling panas, ≤321HB; drawing kadhemen + perawatan panas, ≤321HB

Spesifikasi Heat:

60Si2Mn spesifikasi perawatan panas: quenching 870 °C ± 20 °C, cooling lenga; tempering 480 ° C ± 50 ° C (khusus dibutuhake, ± 30 ° C).
Organisasi metalografik: troostite tempered.

Status pangiriman: Baja sing digulung panas dikirim ing kondisi sing dianggep panas utawa ora diolah, lan baja sing ditarik kadhemen dikirim ing negara sing diolah panas.
Spesifikasi pangiriman rolling panas: 2.0 ~ 18.0mm, kanthi lan tanpa annealing. Spesifikasi pengiriman cold rolling: 0.3 ~ 4.3mm (strip baja)

Metode perawatan panas

Cara perawatan panas 60Si2Mn yaiku tempering isothermal lan grading quenching, quenching sub-suhu lan tempering suhu dhuwur, proses perawatan panas deformasi. Cara kasebut kanthi efektif bisa nambah kekuwatan lan umur layanan saka baja spring 60Si2Mn. 60Si2Mn belongs kanggo spring baja, cocok kanggo nggawe automobile rwaning spring. 60Si2Mn spring steel perlakuan panas isothermal tempering lan grading quenching, sub-suhu quenching lan suhu dhuwur tempering, deformasi proses perawatan panas. Cara kasebut kanthi efektif bisa nambah kekuwatan lan umur layanan saka baja spring 60Si2Mn.

kapadhetan

Kapadhetan 60Si2Mn saka 7,85g / cm3. 60Si2Mn digunakake digunakake silikon manganese spring baja, kekuatan, elastisitas lan hardenability saka 55Si2Mn rada luwih. Cocog kanggo kendaraan sepur, industri traktor mobil kanggo ngasilake beban sing luwih gedhe saka spring flat utawa diameter kawat 30mm ing ngisor spring coil.

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