Cov khoom hnyav hnyav hauv tsev tuaj yeem muab faib ua yooj yim raws li cov lus qhia hauv qab no:
1. Ntev: 1.2, 1.5, 1.8, 2.2 (rau siv).
2. Handshake txoj kab uas hla: 25 mm, 28 mm, 30 mm, 32 mm, 50 mm (tus 50 tsuas yog pom hauv online thiab yog lub zog tshwj xeeb nqa bar). Kuv tus kheej pom zoo 28mm, vim hais tias Olympic weightlifting bar yog 28mm, tab sis tam sim no feem ntau nyob rau hauv Tuam Tshoj yog 30mm los yog 32mm. Txhawm rau kom muaj kev nyab xeeb load-bearing, 25mm yog pom tseeb tias qhov qis qis qis.
3. Daim ntawv: ncaj bar, serpentine nkhaus bar, super nkhaus bar, ncig deadlift bar, tsa squat bar, luv luv ncig caj npab cob qhia bar.
4. Txoj kab uas hla ntawm dai daim: 25 mm txog 50 mm. Pom tseeb, 50mm zoo dua, 25mm yog lub qhov me me barbell phaj, thiab 50mm yog Austrian phaj, uas yog, ib daim loj.
5. Tus kheej qhov hnyav: qhov tsawg kawg nkaus yog tsawg dua 5 kg, ua raws li 5.6 kg, 8 kg, 10 kg, 13 kg, 15 kg, 18 kg, 20 kg, thiab lwm yam.
Ib tug li niaj zaus 220cm ncej yuav tsum yog 20kg, uas yog tus txheej txheem thoob ntiaj teb, tab sis domestic 220cm ncej tsis zoo li no, thiab ntau tau shrunk. Vim li cas? Xam qhov ceev ntawm cov hlau thiab qhov ntim ntawm lub barbell siv lej thiab kev paub txog physics. Qhov tshwm sim yog 19.76 kg. Nrog rau lub hnab nruas, nws yuav tsum yog raws nraim 20kg. Qhov laj thawj yog vim li cas ntau 220 barbell tuav tsawg dua 20k g yog lub tes tsho hollow thiab qhov seem kuv yuav tsis tham txog nws.
6. Kev nyab xeeb load-bearing: qhov tsawg kawg nkaus yog li 50kg thiab qhov siab tshaj plaws yog 1200 phaus, uas yog tus ncej tsis tu ncua. Tau kawg, thaum tus txiv neej muaj zog squats 1,200 phaus, cov no yog cov ncej tshwj xeeb uas tsis tuaj yeem siv tau rau txhua tus, yog li kuv yuav tsis qhia lawv. Qee cov khoom siv gym yuav tsum muaj peev xwm tiv taus ntau dua 350 kilograms.
7. Craftsmanship: Qhov no tseem ceeb heev. Feem ntau qhov hnyav tuav tuav muaj ib qho khoom siv tes ua.
Qws lub cev txheej txheem: electroplating, ntau txheej electroplating, blackening thiab xeb.
Txheej txheem: bearings, lub tes tsho tooj liab, khoom, hollow, kev sib xyaw thiab tsis sib xyaw.
8. Cov khoom siv: carbon steel siab, carbon steel, quenched heat-kho carbon steel, low-end spring steel, high-end spring steel, spring steel siv rau weightlifting rods.