H&G yana ba da duk na'urorin haɗi don injin niƙa, kamar murfin ƙarshen niƙa, shaft mai fa'ida, girth gear, allon fitarwa na niƙa, abin nadi, rollers da sauransu.

Murfin murfin ƙarshen ƙwallon ƙwallon yana ɗaya daga cikin mahimman ɓangaren injin ƙwallon ƙwallon ƙafa, tsarin sa yana da ɗan rikitarwa, tsayin daka na samarwa, babban madaidaicin sarrafawa da haɗawa, don haka lokacin tattara hanyoyin aiwatarwa, yakamata yayi la'akari da ƙima.

Murfin ƙarshen ƙwallon ƙwallon yana ɗan ɗaki ne a gabaɗaya, wanda ke yin la'akari da ƙayyadaddun ƙayyadaddun kayan aiki. ƙwallon ƙafa ƙarshen murfinana kera su ta hanyar simintin ƙarfe, ana amfani da ƙarfen simintin ƙarfe don ƙaramin nau'in ƙwallon ƙwallon ƙafa. Domin tabbatar da daidaituwar axis na ƙarshen murfin da axis na Silinda, yawanci murfin ƙarshen da wuyan shaft zasu yi jifa tare. Amma a cikin yanayin ikon kayan aiki bai isa ba, kuma ana iya yin simintin gyaran kafa bi da bi, bayan aiki tare da haɗa su tare, sannan a yi aikin injiniya.

Girth gear babban yanki ne na injin bushewa da injin niƙa. Yana buƙatar yin aiki na dogon lokaci don samun duka ganga don juyawa. Don haka buƙatun abokin ciniki don manyan kayan zobe suna da tsayi sosai kuma suna da tsauri.

Girth gear shine injin jujjuyawar kiln, manyan sassan watsawa na niƙa da sauran kayan aiki, galibin injin pinion drive ne ke tafiyar da shi, injin pinion ɗin da aka ɗora akan ganga na babban kaya, ta yadda injin niƙa, manyan injina da haɗin gwiwar ganga.

Saboda girth gear modulus babba, babban diamita, kayan zobe na kamfaninmu ana sarrafa su ta amfani da tsarin farantin radiation, hade da rabin zobe biyu tare.